Circulate hole clean.

循环清洗井眼。

youdao

Circulate the hole clean.

循环清洗井眼。

youdao

Circulate at least one and a half hole volumes to ensure wellbore clean.

为确保井筒干净，至少循环洗井一个半筒容积。

youdao

Circulate at least one and a half hole volumes to ensure wellbore clean.

为确保井筒干净，至少循环洗井一个半筒容积。

youdao