经在东辛、陈庄等油田现场推广应用14井次，取得显著的防砂效果。

By 14 Wells applied in Dongxin, Chenzhuang oilfield, an obvious effect has been obtained.

youdao

经在东辛、陈庄等油田现场推广应用14井次，取得显著的防砂效果。

By 14 Wells applied in Dongxin, Chenzhuang oilfield, an obvious effect has been obtained.

youdao