Terms for subject Compressors containing back

English	Chinese
back angle	后角切削工具
back center	尾顶尖车床
back contact	静合接点
back contact spring	静触点弹簧
back end view	后视图
back of bearing	轴瓦背面
back play	游隙
back pressure chamber	背压腔
back seal test	上密封试验
back seat	上密封
back segment of profile	齿形背段
back valve	逆止阀
back valve	回动阀
interference on the back of pads	瓦背过盈量
oil feed back pump	回油泵
operating back pressure	工作背压
spring back labyrinth gland	回弹式迷宫气封
turn back flow heat exchanger	折流式换热器