1) the time beginning excavating
开挖时机
1.
Since the pace of constructing shafts unceasingly quicken,the conflict between the freezing pace in surface soil and excavating in it,we adopt scientiful freezing construction,from precept,building hole,the control of refrigerating output at freezing time,etc,reasonably confirm the time beginning excavating and the excavating pace,can satisfy its safe and quick construction needs.
随着建井速度的不断加快,表土冻结的速度与掘砌之间的矛盾日益突出,采用科学地冻结施工措施,从方案、造孔、冻结期冷量控制等方面入手,合理确定开挖时机和掘砌速度,能够满足表土段安全快速施工的要求。
2) excavating machine
开挖机;开挖机械;挖掘机
3) mechanical excavation
机械开挖
4) excavation machinery
开挖机械
5) electric mucking machine
电动开挖机
6) tunnel boring machine
隧道开挖机
补充资料：时机纯熟
【时机纯熟】
（术语）时季与众生之机根将纯熟，得教法之化益，最为便利也。
（术语）时季与众生之机根将纯熟，得教法之化益，最为便利也。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条