塑料排水管敷置机 plastic drain layer
承插塑料排水管 Socket-plastic drain pipe ; Plastic drain socket
罐车用燃料排吸管 Caracas Cold
重型物料排吸管 Volga fra
固料排放管 solids removal line
塑料排泥管 [水运] plastic delivery pipeline
用过燃料排出导管 spent fuel exhaust duct
塑料排水立管 plastic drainage stack
排泄塑料弯管 discharge plastic elbow
强塑料埋地排水管 SRPCP
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