The results indicate that the structure of frontal anti icer affects anti icing effectiveness obviously for a hot air anti icing system, the double skin chord direction anti icer I.

飞机发动机防冰对飞行安全具有十分重要的意义，对于热气防冰系统，前缘防冰器的结构型式对防冰的效果影响很大。

youdao

This results in increased overall system reliability, enhanced operational capability and improved flight crew safety by allowing continued operation in both icing and battlefield conditions.

其结果是通过允许继续在冰场和战场条件下作战，增加了整个系统的可靠性，增强业务能力和提高飞行人员的安全。

youdao

The main faults of DN-2500 cooling towers, such as blockage of sprinkling system, icing of packing and so on were briefly introduced, and the causes were analyzed.

简要介绍了DN-2500型凉水塔运行中出现的主要故障（淋水系统堵塞、填料结冰破碎等），并分析了故障原因。

youdao

One pilot told NTSB investigators his wing anti-icing system "couldn't keep up" with ice accumulation of as much as 4 inches that had developed over a span of five minutes.

WSJ: NTSB: Pilot action, icing led to NJ plane crash