double gear final drive 双速主减速器
double-gear block 双联齿轮
double gear head stock 双套齿轮床头
Double Gear Pump 双联齿轮泵
double reduction gear 双减速齿轮 ; 两段减速齿轮 ; [车辆] 双级减速齿轮 ; 二级减速装置
double helical gear pump 人字齿齿轮泵
double-gear 双齿轮
double-gear oil pump 双联齿轮油泵
double-gear sliding block 两联滑动齿轮
The double gear cable measuring instrument is a special equipment which is essential for logging system.
双轮电缆测量仪是油田测井系统不可缺少的专用设备。
In this paper the mathematical model of optimal design of the double-gear crank mechanism for generating a function is first established.
本文首次建立了实现函数的双齿轮曲柄机构优化设计的数学模型。
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