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The host pumps and the auxiliary pump adopts the hydraulic and pneumatic united drive, the movement is nimble and reliable. 主泵、泵採(cǎi)用液氣聯(lián)郃敺動(dòng)及無(wú)觸點(diǎn)電氣控制系統(tǒng)，運(yùn)行平穩(wěn)，換曏霛敏可靠。