Warning: file_put_contents(/www/wwwroot/zidian/oumou.cn/cache/0a9a9c4de8f1046e43493d6d38294d72.txt): failed to open stream: No space left on device in /www/wwwroot/zidian/oumou.cn/index.php on line 58 spot-weld英英字典_spot-weld剑桥英语解释_spot-weld柯林斯英文解释_欧米惠必应词典
1. V to join (two pieces of metal, esp in the form of wire or sheet) by one or more small circular welds by means of heat, usually electrically generated, and pressure 点焊(两根金属丝或两块金属板)