同侧齿面 meaning in Chinese

corresponding flanks

Cylindrical gears code of inspection practice part 1 : inspection of corresponding flanks of gear teeth
圆柱齿轮检验实施规范第1部分:轮齿同侧齿面的检验
Cylindrical gears - system of accuracy - part 1 : definitions and allowable v of deviations relevant to corresponding flanks of gear teeth
轮齿同侧齿面偏差的定义和允许值
Cylindrical gears - system of accuracy - part 1 : definitions and allowable values of deviations relevant to corresponding flanks of gear teeth
渐开线圆柱齿轮-精度第1部分:轮齿同侧齿面偏差的定义和允许值