衬管顶部 meaning in English
tol
Examples
- Step 6 : after complete the grouting and curing work between all the installation work in the liner ( including process piping , pipe support , etc . ) & liner and rock bed , complete the installation work of top elliptic head of liner using 35 / 50 ton hyd - crane and 25 ton truck crane
第六步：待衬管内所有的安装工作（包括工艺配管、管道支架等）及衬管与岩床间的灌浆、养护工作完成后，用35 / 50吨液压起重机和25吨汽车起重机完成衬管顶部封头的安装工作。