摇摆 rocking?
洛氏硬度试验 rockwell hardness test?
洛氏硬度 rockwell hardness?
联杆 rod bracing tie?
杆 rod?
罗德里格参数 rodrigue parameters?
射线 roentgen rays?x
倾侧角 roll angle?
滚动波 roll wave?
滚轴支座 roller bearing?
滚柱接触 roller contact?
滚柱支座 roller support?
洛氏硬度试验 rockwell hardness test?
洛氏硬度 rockwell hardness?
联杆 rod bracing tie?
杆 rod?
罗德里格参数 rodrigue parameters?
射线 roentgen rays?x
倾侧角 roll angle?
滚动波 roll wave?
滚轴支座 roller bearing?
滚柱接触 roller contact?
滚柱支座 roller support?
滚动圆 rolling circle?
滚动摩擦力矩 rolling friction torque?
滚动摩擦 rolling friction?
滚动载荷 rolling load?
滚动力矩系数 rolling moment coefficient?
滚动力矩 rolling moment?
滚摆 rolling pendulum?
轧制压力 rolling pressure?
压下量 rolling reduction?
滚动阻力 rolling resistance?
滚动表面 rolling surface?
滚动;横摇 rolling?
屋顶架 roof truss?
屋顶 roof?
室温 room temperature?
根轨迹法 root locus method?
均方根涨落 root mean square fluctuation?
均方根速率 root mean square speed?
均方根 root mean square?
叶根 root of blade?
绳甩擦 rope friction?
绳张力 rope tension?
钢索 rope?
插座 rosette?
罗斯比数 rossby number?
罗斯比波 rossby wave?
罗塞兰德平均 rosseland mean?
回转鼓风机 rotary blower?
旋转压缩机 rotary compressor?
旋转力 rotary force?