词汇	removable plug
释义	removable plug n.可移动塞
随便看	Double-tube drainage double-tube fixed bed reactor double tube fluorescent lamp double tube frame double-tube gas-pressurized hydraulic damper double tube gas wave refrigerator double tube heat exchanger double-tube heat exchanger double tube injector double-tube injector double tube mercury manometer double tube method double-tube method double tube parallel tunnel double-tube parallel tunnels double tube pass double tube-passes double tube percolator double-tube pile bridge equipment doubletube plate condenser double tube plate condenser double tube plates double tube pneumatic tyre double tube pressure gauge double-tube pressure gauge