... self-regulating market 自我调节的市场 self-regulating pump 自调节泵 self-regulating, 自调整 ...
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self-regulating petrol pump 自动调节汽油泵
self-regulating fuel pump 自动调节燃油泵
self-regulating jet pump 可调式射流泵
self-regulating plunger pump 自动调节柱塞泵
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