... key switch box 钥匙开关盒 system key input box 系统密钥输入框 KEY HOLDER BOX 钥匙壁盒 ...
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The paper is mainly concerned with the principles, the main functions, the key technologies and the production of the switch-box used on the flexible rapier loom.
着重讨论了挠性剑杆织机电控箱原理、主要功能、关键技术及生产现状。
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