This company mainly produces various series of self-drilling screw with tapping screw,dry wall screw,fiber board screw,self drilling screw,self-tapping screw,machine screw,all kinds of non-standard goods.是什么意思_This company mainly produces various series of self-drilling screw with tapping screw,dry wall screw,fiber board screw,self drilling screw,self-tapping screw,machine screw,all kinds of non-standard goods.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句