此框是需要适应RW光碟引擎每分钟转速的速度和信号向莱康明发动机转速和磁的信号。

Thiss box is needed to adapt the RW engine RPM speed and signal to the Lycoming engine RPM and magneto's signal.

youdao

两个引擎的转速都是每分钟2,500转。

Both engines were running at 2,500 rpm.

《柯林斯英汉双解大词典》

一台现代F1引擎的转速被限制在每分钟18000转，每秒需要消耗高达650升的空气，赛车燃油的消耗大约在每百千米75升（4mpg）左右。

Revving to a limited 18,000 RPM, a modern Formula One engine will consume a phenomenal 450 litres of air every second, with race fuel consumption typically around the 75 l/100 km (4 mpg) mark.

youdao

一台现代F1引擎的转速被限制在每分钟18000转，每秒需要消耗高达650升的空气，赛车燃油的消耗大约在每百千米75升（4mpg）左右。

Revving to a limited 18,000 RPM, a modern Formula One engine will consume a phenomenal 450 litres of air every second, with race fuel consumption typically around the 75 l/100 km (4 mpg) mark.

youdao