词汇	external undercut
释义	external undercut 焊缝外边缘咬边
随便看	intermediate sum digit intermediate super abrasion fine furnace black intermediate super abrasion furnace black intermediate superheater intermediate superheating intermediate supervisor intermediate support intermediate support base intermediate supporting pile intermediate supports intermediate support spar intermediate supraclavicular nerve intermediate supraclavicular nerves intermediate surface intermediate surge drum intermediate survey intermediate sweat wax intermediate swing inter-mediate swing intermediate switch intermediate switchboard Intermediate Switching Center intermediate switching region intermediate switching station intermediate synchronization