主支管 meaning in English
primary branches
primarybranch
Examples
- If an anchorage connector installed adjacent to two branches each . the main pipe will expand & shrink in hot & cold conditions certically between the two floors . the distance between the supports shall not exceed 30m , other means can also be used to compensate , e . g . , install a expand branch pipe in the branch of the main pipe
如果主管的两个支管的附近各装锚接物，这样主支管就可以在两个楼板之间竖直产生膨胀或收缩，竖井中两个锚接点间的距离不能超过30米，也可以用其他的方法来补偿膨胀现象例如从主管的分管中装设“膨胀支管” 。