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机械防砂

网络mechanical sand control

机械防砂

机械防砂

机械防砂

mechanical sand control

石油词... ... mechanical rig 机械驱动钻机 mechanical sand control 机械防砂 mechanical sand retention device 机械防砂装置 ...

1

Expanding Screen Sand Control--A New Way for Mechanical Sand Control

膨胀筛管防砂 --机械防砂新思路

2

Development of technology of mechanical sand control in oilwell

油井机械防砂工艺技术与装备的发展水平

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