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关注：1
2013-05-23 12:21
求翻译：主要由直线电机，柱塞式抽油泵，泄油器，扶正器或油管锚，井口，电缆和变频调速控制装置组成。是什么意思？ 待解决
 悬赏分：1
- 离问题结束还有
主要由直线电机，柱塞式抽油泵，泄油器，扶正器或油管锚，井口，电缆和变频调速控制装置组成。
问题补充： |
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2013-05-23 12:21:38
Mainly by the linear motor, piston pump, drain, centralizer or tubing anchor, wellhead, cable and variable frequency speed control device composition.
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2013-05-23 12:23:18
The linear motor, and plunger pump, Rotary Club, and the oil lines are being, or anchor, well-head, cable, and frequency control speed control unit.
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2013-05-23 12:24:58
Mainly by the straight line electrical machinery, the plunger oil pump, the drip, the centralizer or the tubing anchor, the well head, the electric cable and the frequency conversion velocity modulation control device is composed.
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2013-05-23 12:26:38
Mainly by linear motor, piston pump, bleeder, Centralizer or tubing anchors, wellhead, cables and variable frequency speed control device.
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2013-05-23 12:28:18
正在翻译，请等待...
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