７０天完成井筒装备７８５ｍ江苏煤炭基建公司在承建摩洛哥杰提达３号竖井井筒安装工程中，缩短合同工期４９天，用了７０天完成进度７８．５ｍ，创造了我公司在国内从未达到的最好水平。各项安装质量全部合格，符合设计要求和规范规定，已经通过摩方的验收。该井筒净直径... 70 days to complete the wellbore equipment 785m Jiangsu Coal Infrastructure Construction Company in the construction of the Jedida No. 3 Shaft wellbore installation project in Morocco, shorten the contract period of 49 days, with 70 days to complete the progress of 78.5m, creating my company has never reached in the country Best level. All the installation quality of all qualified, in line with design requirements and norms, has passed the acceptance of the friction side. The wellbore net diameter ...