specific weight [物] 比重 ; 专用砝码 ; 比重量 ; 单位重
specific weight of engine 每马力重量 ; 但重量功率比
loose specific weight [冶] 松装比重
specific weight of soil 土壤比重 ; 称为土壤的比重
equivalent specific weight 当量比重
Specific weight periodontosis 重度牙周病
power plant specific weight 动力装置比重量
specific weight of wood 木材实质比重
Weight: Please contact the Animal Research Foundation (ARF) for specific weight requirements.
重量：请联络动物研究基金会(ARF)的具体重量的要求。
This paper simply analysed basic conditions and velocity range in various weights of helicopter formation flight in single engine operative and performance prediction in specific weight.
本文对直升机单发编队飞行执行某任务的基本条件，不同重量时单发飞行的飞行速度范围，特定重量的性能估算进行了简单的分析。
Comparing with the method by measuring specific weight, the present one has higher accuracy.
不同于测量比重的方法，本方法简便易行，且具有较高精度。
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