词汇	thrust washer key
释义	thrust washer key un.止推环键
随便看	single current key single-current key single current method single current morse key single current sensing single current signalling single-current signalling single current system single-current system single current telegraphy single-current telegraphy single current transmission single-current transmission singlecurrent transmission system single-current transmission system single current working single curvature single-curvature arch dam single curvature parts single-curvature surface single curve single curved glass single curved line single curved surface single-curved surface