... 下降推进 descent propulsion 下降运算step-down operation 下降值 drop-out value ...
双语例句
1
Conversely, step-down ratio insufficiency is compensated for by making the switching frequency during the step-downoperation lower than the switching frequency during the step-up operation.
反之，通过根据升压时的开关频率来降低降压时的开关频率，可弥补 降压比的不足部分。
2
He is currently trying to make his mind up about whether to step up or scale down the operation.
他现在正在为到底在军事行动上是进是退而做决定。
3
Theses switchgear assembly can greatly improve the operation reliability of power grid, gradually lower down the life cycle cost, step up the labor efficiency of power supply enterprise.