It has stable arc combustion , good slag detachability and a good appearance of weld. especially for weld all kind of annular-slot .是什么意思_It has stable arc combustion , good slag detachability and a good appearance of weld. especially for weld all kind of annular-slot .在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句