双语例句
焊割工具 、 电焊钳制造 ( 凡涉及许可证或专项审批的凭有效证件经营 ).
Hange tools, welding tongs manufacturing ( involving permits or special approval to operate with valid documents ).
electrode holder
焊割工具 、 电焊钳制造 ( 凡涉及许可证或专项审批的凭有效证件经营 ).
Hange tools, welding tongs manufacturing ( involving permits or special approval to operate with valid documents ).