hydraulic efficiency jet
液压射流
以上为机器翻译结果，长、整句建议使用 人工翻译 。
The hydraulic jet pump can reduce the producing cost due to its long run-life, few inspection operation, high production efficiency, less power consumption and less usage of power liquid.
射流泵运行周期长、检泵作业量少、生产效率高、耗电量小，动力液用量少，可使采油成本降低。
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