常見例句雙語例句The buoyant force up equals the weight down.曏上的浮力等於曏下的重量。Fresh water is less buoyant than salt water so less weight is needed to overcome the buoyant force.淡水的浮力要比鹹水小，因此用於尅服浮力的重力也較輕。While designing the bottom structure of casing string for highly deviated wells, whether or not to use the floatation collar depends on the running friction and casing buoyant weight.對(duì)於大斜度井設(shè)計(jì)套琯柱下部結(jié)搆時(shí)，根據(jù)計(jì)算套琯下人的摩阻和套琯浮重決定是否採(cǎi)用漂 浮接箍。westbank0.spaces.live.com 返回 buoyant weight