Registe-se para criar alertas sobre instrumentos,
eventos económicos e conteúdo por autores seguidos
Registe-se grátis Já tem uma conta? Iniciar
Cotações
Todos os tipos
- Todos os tipos
- Índices
- Ações
- ETFs
- Fundos
- Matérias-primas
- Moedas
- Cripto
- Obrigações
- Certificados
Por favor, tente outra pesquisa
🔥 A estratégia de ações escolhidas por IA, Titãs da tecnologia, subiu +7,1% em maio. Junte-se à ação com as ações EM ALTA. Poupe 40%
88 Energy Ltd (88E)
Adicionar/Remover de uma carteira
Adicionar a carteira
0,155
-0,003
-1,90%
- Volume: 333.058
- Compra/Venda: 0,155 / 0,160
- Var. Diária: 0,155 - 0,155
88 Energy
0,155
-0,003
-1,90%
- Análise Técnica
- Padrões de Velas
- Preço-Alvo dos Analistas
Padrões de Velas de 88E
Tenha acesso a dezenas de padrões gráficos candlestick de bullish e bearish, em tempo real, para a ação 88 Energy Ltd e utilize-os para prever o comportamento futuro do mercado. Os padrões da ação 88 Energy estão disponíveis em uma variedade de intervalos de tempo para ambos investimentos a longo e a curto prazo. Tenha uma margem de negociação com o recurso de reconhecimento automático de padrões e adquira um conhecimento direto sobre o que significam os padrões.
Personalizar
Padrões de Velas
Período
Indicação do Padrão
Tipo
Confiabilidade
| Padrão | Escala de Tempo | Confiabilidade | Velas Atrás | Hora da Vela | |
|---|---|---|---|---|---|
| Padrões Emergentes | |||||
| Bullish Engulfing | 30 | Atual | |||
| Morning Doji Star | 15 | Atual | |||
| Morning Star | 15 | Atual | |||
| Three Inside Up | 15 | Atual | |||
| Padrões Completos | |||||
| Bullish doji Star | 15 | 2 | 16.05.2024 13:15 | ||
| Harami Bullish | 15 | 2 | 16.05.2024 13:15 | ||
| Harami Cross | 15 | 2 | 16.05.2024 13:15 | ||
| Belt Hold Bullish | 5H | 3 | 16.05.2024 05:00 | ||
| Belt Hold Bearish | 15 | 3 | 16.05.2024 13:00 | ||
| Engulfing Bearish | 15 | 3 | 16.05.2024 13:00 | ||
| Falling Three Methods | 1W | 4 | 14.04.2024 | ||
| Tri-Star Bullish | 30 | 4 | 16.05.2024 11:30 | ||
| Bullish doji Star | 1M | 5 | Dez 23 | ||
| Harami Bullish | 1M | 5 | Dez 23 | ||
| Harami Cross | 1M | 5 | Dez 23 | ||
| Harami Cross Bearish | 1H | 5 | 16.05.2024 10:00 | ||
| Tri-Star Bullish | 15 | 5 | 16.05.2024 11:45 | ||
| Belt Hold Bullish | 5H | 6 | 15.05.2024 04:00 | ||
| Belt Hold Bullish | 1H | 6 | 16.05.2024 09:00 | ||
| Harami Cross Bearish | 30 | 6 | 16.05.2024 10:00 | ||
| Three Inside Up | 1M | 7 | Out 23 | ||
| Falling Three Methods | 1W | 7 | 24.03.2024 | ||
| Belt Hold Bullish | 1H | 7 | 16.05.2024 08:00 | ||
| Tri-Star Bearish | 15 | 7 | 16.05.2024 10:00 | ||
| Bullish doji Star | 1M | 8 | Set 23 | ||
| Harami Bullish | 1M | 8 | Set 23 | ||
| Harami Cross | 1M | 8 | Set 23 | ||
| Bullish doji Star | 1D | 8 | 07.05.2024 | ||
| Harami Cross Bearish | 5H | 8 | 14.05.2024 08:00 | ||
| Belt Hold Bullish | 1H | 8 | 15.05.2024 16:00 | ||
| Bullish Engulfing | 1H | 8 | 15.05.2024 16:00 | ||
| Homing Pigeon | 1H | 9 | 15.05.2024 15:00 | ||
| Bullish doji Star | 1M | 10 | Jul 23 | ||
| Harami Bullish | 1M | 10 | Jul 23 | ||
| Harami Cross | 1M | 10 | Jul 23 | ||
| Belt Hold Bearish | 1H | 10 | 15.05.2024 14:00 | ||
| Engulfing Bearish | 1H | 10 | 15.05.2024 14:00 | ||
| Harami Bullish | 1H | 11 | 15.05.2024 13:00 | ||
| Harami Cross | 1H | 11 | 15.05.2024 13:00 | ||
| Harami Cross | 1M | 12 | Mai 23 | ||
| Bullish doji Star | 1M | 12 | Mai 23 | ||
| Harami Bullish | 1M | 12 | Mai 23 | ||
| Bullish Engulfing | 5H | 12 | 10.05.2024 09:00 | ||
| Tri-Star Bullish | 30 | 12 | 15.05.2024 16:00 | ||
| Tri-Star Bullish | 15 | 12 | 16.05.2024 08:15 | ||
| Harami Cross Bearish | 5H | 13 | 10.05.2024 04:00 | ||
| Falling Three Methods | 1H | 13 | 15.05.2024 11:00 | ||
| Tri-Star Bearish | 15 | 13 | 16.05.2024 08:00 | ||
| Evening Doji Star | 1M | 14 | Mar 23 | ||
| Bullish Engulfing | 5H | 14 | 09.05.2024 13:00 | ||
| Belt Hold Bullish | 1H | 14 | 15.05.2024 10:00 | ||
| Doji Star Bearish | 1M | 15 | Fev 23 | ||
| Belt Hold Bullish | 5H | 16 | 08.05.2024 12:00 | ||
| Bullish Engulfing | 5H | 16 | 08.05.2024 12:00 | ||
| Belt Hold Bullish | 1H | 16 | 15.05.2024 08:00 | ||
| Tri-Star Bullish | 15 | 16 | 15.05.2024 16:00 | ||
| Three Outside Up | 1M | 17 | Dez 22 | ||
| Belt Hold Bearish | 1H | 17 | 14.05.2024 16:00 | ||
| Dark Cloud Cover | 1H | 17 | 14.05.2024 16:00 | ||
| Three Inside Up | 1M | 18 | Nov 22 | ||
| Engulfing Bearish | 1W | 18 | 07.01.2024 | ||
| Belt Hold Bullish | 1D | 18 | 22.04.2024 | ||
| Harami Bullish | 1M | 19 | Out 22 | ||
| Harami Cross | 1M | 19 | Out 22 | ||
| Bullish Engulfing | 1W | 19 | 31.12.2023 | ||
| Morning Doji Star | 1W | 19 | 31.12.2023 | ||
| Three Inside Up | 1W | 19 | 31.12.2023 | ||
| Belt Hold Bullish | 1H | 19 | 14.05.2024 14:00 | ||
| Bullish Engulfing | 1H | 19 | 14.05.2024 14:00 | ||
| Harami Bullish | 1W | 20 | 24.12.2023 | ||
| Harami Cross | 1W | 20 | 24.12.2023 | ||
| Stick Sandwich | 1H | 20 | 14.05.2024 13:00 | ||
| Tri-Star Bearish | 15 | 20 | 15.05.2024 14:30 | ||
| Harami Cross | 1D | 21 | 17.04.2024 | ||
| Harami Bullish | 1D | 21 | 17.04.2024 | ||
| Bullish doji Star | 1D | 21 | 17.04.2024 | ||
| Belt Hold Bullish | 1H | 21 | 14.05.2024 12:00 | ||
| Downside Gap Three Methods | 1M | 22 | Jul 22 | ||
| Bullish Engulfing | 1M | 22 | Jul 22 | ||
| Harami Bullish | 1W | 22 | 10.12.2023 | ||
| Harami Cross | 1W | 22 | 10.12.2023 | ||
| Belt Hold Bullish | 1D | 23 | 15.04.2024 | ||
| Inverted Hammer | 1D | 23 | 15.04.2024 | ||
| Belt Hold Bullish | 1H | 23 | 14.05.2024 10:00 | ||
| Bullish Engulfing | 1H | 23 | 14.05.2024 10:00 | ||
| Morning Doji Star | 1H | 23 | 14.05.2024 10:00 | ||
| Morning Star | 1H | 23 | 14.05.2024 10:00 | ||
| Three Inside Up | 1H | 23 | 14.05.2024 10:00 | ||
| Bullish doji Star | 1H | 24 | 14.05.2024 09:00 | ||
| Harami Bullish | 1H | 24 | 14.05.2024 09:00 | ||
| Harami Cross | 1H | 24 | 14.05.2024 09:00 | ||
| Belt Hold Bullish | 30 | 24 | 15.05.2024 10:00 | ||
| Harami Cross | 15 | 24 | 15.05.2024 12:45 | ||
| Harami Bullish | 15 | 24 | 15.05.2024 12:45 | ||
| Bullish doji Star | 15 | 24 | 15.05.2024 12:45 | ||
| Three Black Crows | 1W | 25 | 19.11.2023 | ||
| Dragonfly Doji | 5H | 25 | 02.05.2024 06:00 | ||
| Deliberation Bearish | 30 | 25 | 15.05.2024 09:30 | ||
| Bullish doji Star | 5H | 26 | 01.05.2024 15:00 | ||
| Belt Hold Bullish | 1H | 26 | 13.05.2024 16:00 | ||
| Tri-Star Bearish | 15 | 26 | 15.05.2024 11:45 | ||
| Belt Hold Bearish | 1H | 27 | 13.05.2024 15:00 | ||
| Engulfing Bearish | 1H | 27 | 13.05.2024 15:00 | ||
| Stick Sandwich | 1H | 27 | 13.05.2024 15:00 | ||
| Belt Hold Bullish | 30 | 27 | 15.05.2024 08:30 | ||
| Bullish Engulfing | 1M | 28 | Jan 22 | ||
| Morning Doji Star | 1M | 28 | Jan 22 | ||
| Three Inside Up | 1M | 28 | Jan 22 | ||
| Belt Hold Bullish | 30 | 28 | 15.05.2024 08:00 | ||
| Harami Cross | 1M | 29 | Dez 21 | ||
| Bullish doji Star | 1M | 29 | Dez 21 | ||
| Harami Bullish | 1M | 29 | Dez 21 | ||
| Doji Star Bearish | 1W | 29 | 22.10.2023 | ||
| Belt Hold Bearish | 30 | 29 | 14.05.2024 16:30 | ||
| Tri-Star Bullish | 15 | 29 | 15.05.2024 10:15 | ||
| Bullish Engulfing | 1W | 30 | 15.10.2023 | ||
| Belt Hold Bullish | 1H | 30 | 13.05.2024 12:00 | ||
| Belt Hold Bearish | 30 | 30 | 14.05.2024 16:00 | ||
| Tri-Star Bearish | 15 | 30 | 15.05.2024 10:00 | ||
| Harami Cross | 1M | 31 | Out 21 | ||
| Harami Bullish | 1M | 31 | Out 21 | ||
| Bullish doji Star | 1W | 32 | 01.10.2023 | ||
| Harami Bullish | 1W | 32 | 01.10.2023 | ||
| Harami Cross | 1W | 32 | 01.10.2023 | ||
| Harami Cross Bearish | 30 | 32 | 14.05.2024 15:00 | ||
| Doji Star Bearish | 15 | 32 | 15.05.2024 09:30 | ||
| Harami Cross Bearish | 1H | 33 | 13.05.2024 09:00 | ||
| Morning Star | 30 | 33 | 14.05.2024 14:30 | ||
| Three Inside Up | 30 | 33 | 14.05.2024 14:30 | ||
| Belt Hold Bullish | 30 | 33 | 14.05.2024 14:30 | ||
| Morning Doji Star | 30 | 33 | 14.05.2024 14:30 | ||
| Bullish Engulfing | 30 | 33 | 14.05.2024 14:30 | ||
| Belt Hold Bullish | 1D | 34 | 27.03.2024 | ||
| Three Inside Up | 5H | 34 | 26.04.2024 15:00 | ||
| Belt Hold Bullish | 1H | 34 | 13.05.2024 08:00 | ||
| Bullish Engulfing | 1H | 34 | 13.05.2024 08:00 | ||
| Bullish doji Star | 30 | 34 | 14.05.2024 14:00 | ||
| Harami Bullish | 30 | 34 | 14.05.2024 14:00 | ||
| Harami Cross | 30 | 34 | 14.05.2024 14:00 | ||
| Bullish doji Star | 5H | 35 | 26.04.2024 10:00 | ||
| Harami Bullish | 5H | 35 | 26.04.2024 10:00 | ||
| Harami Cross | 5H | 35 | 26.04.2024 10:00 | ||
| Engulfing Bearish | 30 | 35 | 14.05.2024 13:30 | ||
| Belt Hold Bullish | 15 | 35 | 15.05.2024 08:45 | ||
| Doji Star Bearish | 1W | 36 | 03.09.2023 | ||
| Belt Hold Bullish | 15 | 36 | 15.05.2024 08:30 | ||
| Bullish Engulfing | 15 | 36 | 15.05.2024 08:30 | ||
| Harami Bullish | 1W | 38 | 20.08.2023 | ||
| Harami Cross | 1W | 38 | 20.08.2023 | ||
| Tri-Star Bullish | 30 | 38 | 14.05.2024 12:00 | ||
| Belt Hold Bullish | 15 | 38 | 15.05.2024 08:00 | ||
| Evening Doji Star | 1M | 39 | Fev 21 | ||
| Harami Bullish | 1D | 39 | 20.03.2024 | ||
| Harami Cross | 1D | 39 | 20.03.2024 | ||
| Belt Hold Bearish | 15 | 39 | 14.05.2024 16:30 | ||
| Advance Block Bearish | 1M | 40 | Jan 21 | ||
| Doji Star Bearish | 1M | 40 | Jan 21 | ||
| Doji Star Bearish | 1W | 40 | 06.08.2023 | ||
| Harami Cross Bearish | 1W | 40 | 06.08.2023 | ||
| Bullish doji Star | 1D | 40 | 19.03.2024 | ||
| Harami Cross Bearish | 30 | 40 | 14.05.2024 11:00 | ||
| Upside Gap Three Methods | 1D | 41 | 18.03.2024 | ||
| Engulfing Bearish | 1D | 41 | 18.03.2024 | ||
| Three Outside Up | 5H | 41 | 24.04.2024 08:00 | ||
| Belt Hold Bullish | 30 | 41 | 14.05.2024 10:30 | ||
| Three Inside Up | 15 | 41 | 14.05.2024 15:45 | ||
| Doji Star Bearish | 1D | 42 | 15.03.2024 | ||
| Abandoned Baby Bullish | 5H | 42 | 23.04.2024 12:00 | ||
| Bullish Engulfing | 5H | 42 | 23.04.2024 12:00 | ||
| Harami Bullish | 15 | 42 | 14.05.2024 15:30 | ||
| Harami Cross | 15 | 42 | 14.05.2024 15:30 | ||
| Harami Bullish | 1W | 43 | 16.07.2023 | ||
| Harami Cross | 1W | 43 | 16.07.2023 | ||
| Bullish doji Star | 5H | 43 | 23.04.2024 07:00 | ||
| Harami Cross Bearish | 1H | 43 | 10.05.2024 08:00 | ||
| Bullish doji Star | 30 | 44 | 14.05.2024 09:00 | ||
| Harami Bullish | 30 | 44 | 14.05.2024 09:00 | ||
| Harami Cross | 30 | 44 | 14.05.2024 09:00 | ||
| Harami Cross Bearish | 15 | 44 | 14.05.2024 15:00 | ||
| Bullish Engulfing | 1W | 45 | 02.07.2023 | ||
| Harami Cross Bearish | 1D | 45 | 12.03.2024 | ||
| Belt Hold Bullish | 1H | 45 | 09.05.2024 15:00 | ||
| Bullish Engulfing | 1D | 46 | 11.03.2024 | ||
| Belt Hold Bearish | 1H | 46 | 09.05.2024 14:00 | ||
| Bullish Hammer | 1D | 47 | 08.03.2024 | ||
| Harami Cross Bearish | 5H | 47 | 19.04.2024 13:00 | ||
| Bullish doji Star | 1H | 47 | 09.05.2024 13:00 | ||
| Tri-Star Bullish | 15 | 47 | 14.05.2024 14:15 | ||
| Harami Cross | 1W | 48 | 11.06.2023 | ||
| Harami Bullish | 1W | 48 | 11.06.2023 | ||
| Bullish doji Star | 1W | 48 | 11.06.2023 | ||
| Harami Bullish | 1D | 48 | 07.03.2024 | ||
| Harami Cross | 1D | 48 | 07.03.2024 | ||
| Bullish doji Star | 30 | 48 | 13.05.2024 16:00 | ||
| Harami Bullish | 30 | 48 | 13.05.2024 16:00 | ||
| Harami Cross | 30 | 48 | 13.05.2024 16:00 | ||
| Harami Cross Bearish | 1D | 49 | 06.03.2024 | ||
| Homing Pigeon | 1H | 49 | 09.05.2024 11:00 | ||
| Evening Doji Star | 30 | 49 | 13.05.2024 15:30 | ||
| Three Outside Up | 1D | 50 | 05.03.2024 | ||
| Belt Hold Bearish | 1H | 50 | 09.05.2024 10:00 | ||
| Doji Star Bearish | 30 | 50 | 13.05.2024 15:00 | ||
| Hanging Man | 30 | 50 | 13.05.2024 15:00 | ||
| Dragonfly Bearish | 30 | 50 | 13.05.2024 15:00 | ||
| Dragonfly Doji | 30 | 50 | 13.05.2024 15:00 | ||
| Bullish Engulfing | 1D | 51 | 04.03.2024 | ||
| Belt Hold Bullish | 30 | 51 | 13.05.2024 14:30 | ||
| Bullish Engulfing | 30 | 51 | 13.05.2024 14:30 | ||
| Dragonfly Doji | 1H | 52 | 09.05.2024 08:00 | ||
| Tri-Star Bullish | 15 | 52 | 14.05.2024 12:00 | ||
| Downside Gap Three Methods | 1W | 53 | 07.05.2023 | ||
| Bullish Engulfing | 1W | 53 | 07.05.2023 | ||
| Bullish Engulfing | 1H | 53 | 08.05.2024 16:00 | ||
| Three Inside Up | 1M | 54 | Nov 19 | ||
| Falling Three Methods | 1D | 54 | 28.02.2024 | ||
| Harami Cross Bearish | 15 | 54 | 14.05.2024 11:15 | ||
| Bullish doji Star | 1M | 55 | Out 19 | ||
| Harami Cross | 1M | 55 | Out 19 | ||
| Harami Bullish | 1M | 55 | Out 19 | ||
| Stick Sandwich | 1D | 55 | 27.02.2024 | ||
| Bullish doji Star | 5H | 55 | 16.04.2024 10:00 | ||
| Belt Hold Bullish | 30 | 55 | 13.05.2024 12:30 | ||
| Bullish Engulfing | 30 | 55 | 13.05.2024 12:30 | ||
| Belt Hold Bullish | 15 | 55 | 14.05.2024 10:30 | ||
| Three Outside Down | 1M | 56 | Set 19 | ||
| Bullish Hammer | 1W | 56 | 16.04.2023 | ||
| Harami Bullish | 1D | 56 | 26.02.2024 | ||
| Harami Cross | 1D | 56 | 26.02.2024 | ||
| Morning Star | 1H | 56 | 08.05.2024 13:00 | ||
| Three Inside Up | 1H | 56 | 08.05.2024 13:00 | ||
| Morning Doji Star | 1H | 56 | 08.05.2024 13:00 | ||
| Bullish Engulfing | 1H | 56 | 08.05.2024 13:00 | ||
| Belt Hold Bullish | 1H | 56 | 08.05.2024 13:00 | ||
| Belt Hold Bullish | 15 | 56 | 14.05.2024 10:00 | ||
| Bullish Engulfing | 15 | 56 | 14.05.2024 10:00 | ||
| Engulfing Bearish | 1M | 57 | Ago 19 | ||
| Bullish doji Star | 5H | 57 | 15.04.2024 14:00 | ||
| Harami Cross | 1H | 57 | 08.05.2024 12:00 | ||
| Harami Bullish | 1H | 57 | 08.05.2024 12:00 | ||
| Bullish doji Star | 1H | 57 | 08.05.2024 12:00 | ||
| Homing Pigeon | 15 | 57 | 14.05.2024 09:30 | ||
| Bullish Hammer | 5H | 58 | 15.04.2024 09:00 | ||
| Belt Hold Bearish | 1H | 58 | 08.05.2024 11:00 | ||
| Bullish doji Star | 30 | 58 | 13.05.2024 10:30 | ||
| Three Inside Up | 1M | 59 | Jun 19 | ||
| Belt Hold Bearish | 5H | 59 | 15.04.2024 04:00 | ||
| Belt Hold Bullish | 1H | 59 | 08.05.2024 10:00 | ||
| Belt Hold Bullish | 15 | 59 | 14.05.2024 09:00 | ||
| Bullish Engulfing | 15 | 59 | 14.05.2024 09:00 | ||
| Harami Cross | 1M | 60 | Mai 19 | ||
| Harami Bullish | 1M | 60 | Mai 19 | ||
| Harami Bullish | 1D | 60 | 20.02.2024 | ||
| Harami Cross | 1D | 60 | 20.02.2024 | ||
| Bullish doji Star | 1M | 62 | Mar 19 | ||
| Falling Three Methods | 1M | 63 | Fev 19 | ||
| Belt Hold Bullish | 1H | 63 | 07.05.2024 15:00 | ||
| Belt Hold Bullish | 30 | 63 | 13.05.2024 08:00 | ||
| Inverted Hammer | 5H | 64 | 11.04.2024 10:00 | ||
| Three Outside Up | 1H | 64 | 07.05.2024 14:00 | ||
| Harami Bullish | 30 | 64 | 10.05.2024 16:30 | ||
| Harami Cross | 30 | 64 | 10.05.2024 16:30 | ||
| Belt Hold Bullish | 1H | 65 | 07.05.2024 13:00 | ||
| Bullish Engulfing | 1H | 65 | 07.05.2024 13:00 | ||
| Morning Doji Star | 1H | 65 | 07.05.2024 13:00 | ||
| Morning Star | 1H | 65 | 07.05.2024 13:00 | ||
| Harami Cross Bearish | 15 | 65 | 13.05.2024 16:15 | ||
| Engulfing Bearish | 1W | 66 | 05.02.2023 | ||
| Bullish doji Star | 1H | 66 | 07.05.2024 12:00 | ||
| Belt Hold Bullish | 30 | 66 | 10.05.2024 15:30 | ||
| Bullish Engulfing | 30 | 66 | 10.05.2024 15:30 | ||
| Belt Hold Bullish | 15 | 66 | 13.05.2024 16:00 | ||
| Bullish Hammer | 1M | 67 | Out 18 | ||
| Deliberation Bearish | 1W | 67 | 29.01.2023 | ||
| Doji Star Bearish | 1W | 67 | 29.01.2023 | ||
| Harami Cross | 1D | 67 | 09.02.2024 | ||
| Harami Bullish | 1D | 67 | 09.02.2024 | ||
| Bullish doji Star | 1D | 67 | 09.02.2024 | ||
| Bullish doji Star | 30 | 68 | 10.05.2024 14:30 | ||
| Harami Bullish | 30 | 68 | 10.05.2024 14:30 | ||
| Harami Cross | 30 | 68 | 10.05.2024 14:30 | ||
| Harami Cross Bearish | 15 | 68 | 13.05.2024 15:30 | ||
| Abandoned Baby Bullish | 1D | 69 | 07.02.2024 | ||
| Doji Star Bearish | 5H | 69 | 09.04.2024 13:00 | ||
| Belt Hold Bullish | 1H | 69 | 07.05.2024 09:00 | ||
| Belt Hold Bullish | 15 | 69 | 13.05.2024 15:15 | ||
Escreva o que você pensa sobre 88 Energy Ltd
Tem certeza que deseja eliminar este gráfico?
Eliminar Cancelar
Substituir o gráfico anexado por um novo gráfico?
Substituir Cancelar
Diretrizes para Comentários
Anexar um gráfico a um comentário
Confirmar Bloqueio
Quer mesmo bloquear %USER_NAME%?
Se o fizer, não poderá consultar as mensagens de %USER_NAME% e vice versa em Investing.com.
Adicionou %USER_NAME% com sucesso à sua Lista de Bloqueios
Uma vez que acabou de desbloquear esta pessoa, deve aguardar 48 horas antes de bloqueá-la novamente.
Denunciar este comentário
Diga-nos o que achou deste comentário
Comentário denunciado
Obrigado!
Seu comentário foi enviado aos moderadores para revisão