英语词汇“weld back-up”的翻译、意思、用法、释义-英汉双解词典-注文网

单词	weld back-up
释义	weld back-up 焊缝背垫
随便看	automatic doffer automatic dog automatic door automatic door bottom automatic doorlock automatic door seal automatic dose dividing apparatus automatic doser automatic dose rate controlled X-ray unit automatic dot keyer automatic double beam spectrometer automatic double bucket-wheel ship unloading machine automatic double-end edge bander automatic double-end tenoner automatic double round-end tenoner automatic double rounding-off tenoner automatic double round shape tenoner automatic double spectrometer automatic dough discharger automatic dovetailing machine automatic down feed automatic draft control automatic drafting machine automatic drafting table automatic drag 两个“c”字扣一块儿，顶个零蛋两个“山”字垛起来，请出两个兽医抬个驴，没治两个和尚抢一碗粥，谁也吃不饱两个哑巴亲嘴，好得没啥说的两个哑巴亲嘴，好得没法说了两个哑巴打架，是非难分两个哑巴睡一头，没话说两个哑巴见面，没一句话两个天，两个地キンキョウキンキョウキンキョクキンキョリキンキンキンキンキンキンキンキンゼンキンギョキンギョウ