1) well with large radius
大井径
2) big hloe
大井径井
3) Large-diameter Shaft
大井径立井
4) hole enlargement
井径扩大
1.
At the same time , hole enlargement is a disadvantage of underbalanced drilling, it has a greater adverse impact on Cementing and completion of the well .
但是欠平衡钻井也存在井径扩大的缺点,对固井和完井产生较大的不利影响。
5) large diameter well
大口径井
1.
Taking the geological condition in the harbour district Jingtang Port as the model,the detail analysis on lowering water level by large diameter well point are given in the paper.
以京唐港地区地质条件为模型,对大口径井点降水进行了详细的分析,对大口径井点降水在实际工程应用具有理论参考价值。
补充资料：井径
1.田间小路。
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