There were also several accidents mainly caused by engine failures on take-off.
还有一些事故主要是由起飞时引擎故障导致的。
Engine failures were more frequent. So were crashes.
发动机故障以及坠机事件都更为频繁。
Engine failures of the sort that seems likely to have occurred are unusual but not unheard of.
这种引擎故障看似少见但不是没有先例。
There have been engine failures as a result of adding some of these aftermarket additives to motor oil.
有一些策动机损坏就是由于在机油中加入了市售的添加剂致使制的。
This operation cannot be completed because of dialog or database engine failures. Please try again later.
由于对话框或数据库引擎失败，无法完成该操作。请稍候再试。
One of the most popular plane engine failures is Enrichment phenomenon, which has large damage to the plane engines.
发动机常见的故障之一是富油现象，对引擎具有很大的破坏性。
Engine failures that cause high-speed rotating parts to puncture or sever engine coverings aren't supposed to happen on modern jetliners.
据信，高速旋转的飞机部件刺穿或切断引擎罩的事故不会发生在现代喷气飞机上。
The authors had quizzed 24,000 airline pilots and 5,000 general aviation pilots about near mid-air collisions, engine failures and runway incursions.
该报告的作者对24,00名飞行员和5,000名通用航空的飞行员做了小测验调查，调查的问题关于空中飞机对撞，发动机故障还有跑道突然闯进影响起飞或降落的东西。
Managed-non-persistent USES a message engine to store requests, and so can recover from loss of messages due to network and server failures.
Managed - non - persistent使用消息引擎存储请求，因此您可以在网络或服务器发生故障时恢复丢失的消息。
It is pointed out that diagnosing engine start failures with the exhaust gas analyzer has very important practical value and it is validated by tests.
指出采用废气分析仪进行发动机起动故障诊断具有相当重要的实用价值，并通过试验得到了验证。
Enrichment phenomenon is one of the failures plane engine, and it has large damage to the plane engines.
富油现象是飞机引擎的主要故障之一，对引擎具有很大的破坏性。
The reasons include inappropriate maintenance, component failures, filter blockage, bad crankshaft bearing shells, inappropriate fit clearances, abnormal diesel engine vibration and etc.
烧损原因包括保养不当、部件故障、滤清器堵塞、轴瓦质量不高、配合间隙不合适以及柴油机异常振动等。
According to Kalman filter and multiple-failure-hypothesis based testing, the sensor failures are detected, isolated and accommodated in turbofan engine control system.
研究利用卡尔曼滤波器及多重故障假设检验方法来检测某发动机控制系统传感器硬、软故障，并实现故障传感器的输出重构。
The starting failures of electronic-controlled engine can be diagnosed quickly and correctly by analyzing the internal relation between the waveform change and the characteristic of the failures.
研究分析电控发动机转速传感器、喷油器波形变化与发动机起动故障特征的内在联系，从而运用波形分析法快速准确诊断电控发动机的起动困难故障。
The starting failures of electronic-controlled engine can be diagnosed quickly and correctly by analyzing the internal relation between the waveform change and the characteristic of the failures.
研究分析电控发动机转速传感器、喷油器波形变化与发动机起动故障特征的内在联系，从而运用波形分析法快速准确诊断电控发动机的起动困难故障。
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