The building begins with the installation of its base - the centralpipe.
这种建筑从安装其基础——中心管开始。
2
Before loading and unloading the molecular sieve, the blind plate must be installed on the flange of the centralpipe.
在装、卸分子筛之前，都必须在中心管上法兰处加装盲板。
3
A newly developed pipeline plug is composed of a centralpipe, balloon, piston, spring, clamp, backplate, inside and outside joints, connecting plate and a wedge key.