权威例句
Automatic closing deviceAutomatic closing deviceAutomatic closing deviceAutomatic opening-closing deviceAutomatic door closing deviceAn automatic opening-closing device for large plankton nets and mid-water trawlsAn automatic opening-closing device for large plankton nets and mid-water trawls: Foxton P., 1963. J. Mar. Biol. Ass., U.K., 43 (2):...Operating Mode Analysis of Device for Automatic Closing Emergency SourceAUTOMATIC OPENING AND CLOSING DEVICE OF CEILING WINDOWAutomatic Door Opening and Closing DeviceAutomatic opening and closing device for a windowCentering-rotary positioning automatic closing deviceAutomatic closing device for vehicle door
