1.
impeller thrust-total thrust ratio
叶轮推力与总推力比
2.
Error cannot defeat reason. Reason cannot defeat law. Law cannot defeat power. Power cannot defeat the law of causality.
错误比不过道理，道理比不过法治，法治比不过权力，权力比不过因果。
3.
One stretch of a relay race.
接力比赛中的一段赛程
4.
The artillery has more firepower than the infantry.
炮兵火力比步兵大。
5.
Match your strength against Tom's.
试着兴汤姆比比力气。
6.
The contest of strength is not only a contest of military and economic power, but also a contest of human power and morale.
力量对比不但是军力和经济力的对比，而且是人力和人心的对比。
7.
(of a game,etc) evenly contested
（指比赛等）势均力敌的
8.
Strain is proportional to stress.
应变量与应力成正比。
9.
Caribbean Association for Mental Retardation
加勒比智力迟钝者协会
10.
Morrisby mechanical ability test
莫里斯比机械能力测验
11.
No man equals him in strength.
没有人比他气力大。
12.
gravity battery
比重液电池，重力电池
13.
Salt water has more buoyance than fresh water.
咸水比淡水浮力大。
14.
drawbar pull - weight ratio
牵引杆拉力-重量比
15.
Li Ming workers harder than Wang Lin does .
李明工作比王林卖力。
16.
as well as the strength,
比赛结果就像力量，
17.
I go for broke in the race.
我已经尽全力去比赛了。
18.
I' m ready to match my strengh with ( against ) yours.
我准备和你比力气。