spring-backed pilot的意思|示意
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spring-backed pilot的网络常见释义
弹性导正销 ... spring-backed oil ring ==> 弹簧胀圈油环 spring-backed pilot ==> 弹性导正销 spring-backed quill ==> 弹性套管 ...
spring-backed pilot相关短语
1、 spring-backed type indirect pilot 弹簧式间接导正销