underpowered

Diagnosis of Engine Power Shortage of PT Fuel System

PT燃油系统柴油发动机功率不足的诊断

These engines were not really very powerful or efficient.

这些发动机的功率并不真的很大，效率也不高。

a supercharged racing-car(engine)

提高功率的赛车（发动机）.

high-output large-bore engine

大功率大缸径发动机

(of an engine,etc)capacity or performance

（发动机等的）功率,性能

electric motor of an output not exceeding 37.5w

电动机,功率不超过37.5w

Analysis of the inadequate electric power in locomotive liquid resistor test

机车水阻试验电功率不足问题的研究

Power and efficiency characteristics of engine with mechanical losses

考虑机械损失时发动机功率效率特性

Some of the engines are like the engines of cars, but they are more powerful

有的发动机同汽车上的差不多，但比汽车发动机功率大。

This engine differs from that one in power and endurance.

这台发动机与那台发动机在功率和耐劳性上都不一样。

direct current motor (other than motors of an output not exceeding 37.5w) and generators

直流电动机（功率不超过37.5w的电动机除外）和发电机

Study of the Improvement of the Power Drop in Summer of a High-Speed Marine Diesel;

高速船用柴油主机夏季功率不足的改进研究

a powerful machine, motor bike, engine, etc

大功率的机器、 摩托车、 发动机等.

motor sewing-machine of an output not exceeding 37.5w

缝纫机电动机,功率不超过37.5w

dynamo output

发电机(功率)输出

direct current motor (excl. starter motors for internal combustion engines), of an output exceeding 37.5w

直流电动机（不包括内燃机用起动机）,功率超过37.5w

Small but powerful OHV motor

体积小功率大的OHV发动机

It was about three times as efficient as Newcomen's engine.

它的功率是纽科门发动机的3倍。