功率重量比 Power-to-Weight Ratio ; Power weight ratio
重量百分率 weight percentage ; weight fraction ; percentage by weight
重量功率比 weight-power ratio ; weight to-power ratio ; mass-power ratio
重量效率 weight efficiency ; gravimetric efficiency
重量分率 weight fraction
重量变化率 [物] weight rate
重量损失率 rate of weight loss ; weight loss factor ; weight percent loss
单位功率重量 weight per unit power
重量流率 [流] weight rate of flow
纱条重量不匀率 yarn weight unevenness
拥有缓慢的新陈代谢率的人可能吃得非常少，而仍旧增加重量。
Someone with a slow metabolic rate can eat very little and still gain weight.
比如，它能够计算出飞机向最薄的云层（以减轻阻力）上升的准确率，以减轻飞机自身重量。
The software can work out, for example, the exact rate at which a plane should rise into thinner air (to reduce drag) as fuel burn makes it lighter.
二〇〇二年，上海的策划者突然大幅减低楼宇建筑的容积率，因为发觉高楼大厦的重量使该市下沉。
In 2002 Shanghai planners abruptly restricted building heights, because they found the city sinking under the weight of real estate.
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