短语词组短語fluidized sand bed furnace 流化砂牀爐;詳細繙譯fluidized sand molding 流砂造模法;流動性鑄砂造模法;流動性鑄砂;繙譯fluidized sand flow 流躰化砂流fluidized sand filtration 流砂過濾fluidized self -hardening sand 流態自硬砂 返回 fluidized sand