调线 meaning in Chinese

diao xian
yarn change

Components for electronic equipment . high power , fixed and variable wirewound resistors . general requirements
电子设备元件.大功率固定和可调线绕电阻器.一般要求
It is easy for operation and maintenance . can meet the requirement of circuit redeploy and business exchange
维护使用方便，能灵活地实现电路调线和业务变更的需要。
2 toy bricks style open structure for the rack , design succinctly , there is ring for the wire pass . 3 rack , bracket and coaxial connector
2机架采用积木式拼装的开架结构，设计简洁，并有供调线用的过线圈