The vacuum system process of PET unit, the design of EG steam ejector shape and support, the selection of support spring and the main points in the ejector pipe design are introduced.
介绍聚酯装置的真空系统的流程、 乙二醇蒸气喷射泵的外型型式设计、 支座设计、支座弹簧选择及乙二醇蒸气喷射泵配管设计中的要点。
Materials shall be unloaded from vehicle slowly. Fierce stepping on gas is not allowable to prevent dust from ash ejector of exhaust pipe.
④车辆卸料时时必须缓慢进行，禁止猛加油门而造成排气管冲灰产生扬尘。
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