1) water pre-infusion
预注水
1.
Weakening top coal by using water pre-infusion is one effective method to solve this problem.
提高顶煤放出率是综放开采的一个重大课题,预注水弱化顶煤是解决这一问题的有效方法之一。
2) preliminary infusion
预先注水
3) pre-roof watering
预注水软化
4) exploration of water pre-grouting
探水预注浆
5) pre-slip-casting concrete to stop water
预注浆阻水
1.
With the poor geological conditions taken into account,taken are a few comprehensive treatment measures,such as the advanced geological exploration,pre-slip-casting concrete to stop water,building the large-tube shed,strengthening the initial support,full-section radial slip casting concrete onto the 3 m strengthening ring,strengthening the prevention and draining of karst water,etc.
对此采用超前地质探查、超前预注浆阻水、加设大管棚、加强初期支护、加固圈3m全断面径向注浆、加强防、排水等一系列综合治理措施,成功地通过了F1断层。
补充资料：设备安装前的准备工作——设备的预装配与预调整
设备安装前的准备工作——设备的预装配与预调整 | ||
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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