节气门部分开启 meaning in English
pt part throttle
Examples
- The ignition-distributor vacuum-advance mechanism advances the spark during part-throttle operation .
分电器点火真空提前装置在节气门部分开启期间，使火花提前发出。 - A nearly constant air-fuel ratio is maintained by the main metering system from part-to-wide-open throttle .
从节气门部分开启到全部开启，主计量系统保证了空燃混合比几乎恒定。