各位帮忙看一下关于换热器的一句话? In the next two sections, the above geometrical relations are used to express the tubeside and shellside pressure drops as functions of the tube length (L), the shell diameter (Ds) and the baffle spacing to shell diameter ratio (Rbs). “to shell diameter ratio (Rbs)”这句话该怎么讲啊?? 查看更多6个回答 . 5人已关注