单词	small-size switch
释义	small-size switch 小号码道岔
随便看	critical speed critical-speed critical, speed critical speed in resistance braking critical speed of mill critical speed of revolution critical speed of revolutions critical speed of rotation critical speed of rotor critical speed of second order critical speed of shaft critical speed of shafting critical speed range critical speed rate critical speed, resonant speed critical speeds critical speeds adjustment critical sphere critical spin dynamics critical spinnability critical spirit critical spirit of the university critical state of self-organization critical state oscillation critical state soil mechanics