Rod Held Current Meter RHCM 测流计
foot-meter rod 英制及公制两用标尺
rod suspended current meter 悬杆流速仪
Piston Rod Melt Index Meter 熔融指数仪活塞杆
I make it very simple — I make the length one meter, and I hang on the rod, at the bottom, a mass m, which, let's say, is 500 kilograms.
为了简单-，假设长度为一米，我握住这棒子，底部挂质量M的物体，重为500公斤。
Roof, a 7 meter long lightning rod towering.
楼顶，一枚7米长的避雷针高耸。
The product is used for the function of lever meter. The main body of the product is mechnical universal device and additional rod.
该产品主要配合杠杆表使用，主体是机械万向装置及加长杆。
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