怠速

Idle is rough, and high - speed miss and power loss may result.

导致怠速不稳， 高速 缺火和功率下降。

The idle system supplies a very rich mixture to start with.

怠速系统提供很浓的可燃混合气供起动使用。

In most four - barrel carburetors, only the primary barrels have idle system.

在大多数四腔化油器内， 只有主腔才设有怠速系统。

When the PCY valve sticks in the intermediate position, the engine idles rough and stalls frequently.

PCV阀在过渡状况被粘住时， 发动机会出现怠速不稳和频繁息火的故障。

The greatest amount of exhaust emissions are produced at idle and during low - speed operation.

排气中最大量的排放物是在怠速和低速运行时产生的。