Coal seam water infusion effect

• 煤层注水效果

Coal seam water infusion effect的用法和样例：

例句

1. Prewetting of coal seams by water infusion is an essential measure for dust control at working faces.
   煤层注水预湿是采煤工作面防尘的治本措施，添加湿润剂是改善煤层注水效果的重要途径。
2. These help to estimate the effect of injection,including the quantity of zonal injection and the leakage of injection water well.
   评价水井的分层注水效果是油田注水开发动态分析中必不可少的。