摘要
正阳矿四采区近井点已遭破坏，为保证正常生产，必须重新设近井点，并且保证新近点精度符合《规程》要求。
zheng yang kuang 4 collect the area near well point has suffered and destroy, produce normally for guarantee,must set up the near well point, guaranteen the more recent precision accords with “roles and regulations”requirement.
出处
《科技信息》
2006年第07S期67-67,共1页
Science & Technology Information
