1.
motor efficiency
发动机效率电动机效率
2.
For the same conditions, the thermal efficiency of the original arcjet was from 21% to 32%, where the thermal efficiency of the new arcjet was from 32% to 52%.
相同工况下,原发动机效率为21%~23%,新发动机效率为32%~53%。
3.
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
4.
an efficient production manager; efficient engines save gas.
有效率的制片人；效率高的发动机节省汽油。
5.
Engine Power Measuring System Based on Laser Speckle;
利用激光Speckle效应测试发动机功率
6.
Correction Computation of Engine Turbocharging Efficiency under Plateau Conditions
高原发动机涡轮增压的效率修正计算
7.
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。
8.
a large and efficient version of a water wheel used to drive an electric generator.
水轮的大的有效率的样式用来驱动发电机。
9.
Studies on Improving the Efficiency of Motorcycle's Engine Assembly
提高摩托车发动机装配生产效率的研究
10.
Effect of structure pattern of pasty propellant ramjet motors on combustion efficiency
膏体冲压发动机构型对燃烧效率的影响研究
11.
Design of High Efficiency Turbine with Large Tip Clearance for Rocket Engine
大叶顶间隙高效率火箭发动机涡轮设计
12.
transmission efficiency of thermoelectric vehicle
热－电机车的传动效率
13.
A high power, wide torque range, efficient engine with a newly developed variable-valve-lift &-timing mechanism
新型可变气门升程和定时机构的大功率、宽扭矩高效发动机
14.
Analysis of Power and Efficiency of Differential Mechanism with Ball Disk as Speed Controller
球盘调速差动机构的功率及效率分析
15.
a supercharged racing-car(engine)
提高功率的赛车（发动机）.
16.
high-output large-bore engine
大功率大缸径发动机
17.
(of an engine,etc)capacity or performance
（发动机等的）功率,性能
18.
"For high efficiency, the steam must decrease substantially in temperature as it expands within the engine."
蒸汽在发动机中膨胀后,温度必须大幅度地下降以获得高效率。