\u0039\u0031\u0031\u67E5\u8BE2\u00B7\u82F1\u8BED\u5355\u8BCD
1. 拔爪,拨爪：pusher collar ==> 移动调节环 | pusher dog ==> 拔爪,拨爪 | pusher end ==> 推机焦侧,推焦机侧
2. 拨爪：pusher control pulpit推钢机控制台 | pusher dog拨爪 | pusher pad挤压垫