冰机-管损-汽水损失-全厂采暖? 输气管道阻力损失 resistance loss in air transportation pipe 气、液两相流在水平管道中水头损失的实验研究 the experimental research on head loss of two phase gas-liquid flow in the level line 自动汽水分离器蒸汽损失的测定方法 (methods for determination of steam loss of automatic steam traps) 都是网络搜索,公供参考查看更多