维护与开拓客户关系以有效推广R&S测试与测量仪表；

Maintenance and develop customer relation to promote R&S test and measurement instruments effectively;

youdao

维护与开拓客户关系以有效推广R&S测试与测量仪表；

Maintenance and develop customer relation to promote R&S test and measurement instruments effectively;

youdao