In the operation of the oil slurry pump, the pump had to be shut off several times because of the leakage occurred in the mechanical seal.
油浆泵在运行过程中，多次因机械密封失效而停泵紧急检修。
In the operation of the oil slurry pump, the pump had to be shut off several times because of the leakage occurred in the mechanical seal.
油浆泵在运行过程中，多次因机械密封失效而停泵紧急检修。
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