吹穴;气泡;气孔;(铸件的)砂眼;

Blow-hole colostomies were closed on postoperative day 10, the investigators say.
研究者报道小切口结肠造瘘口在术后10日闭合.
来源:互联网摘选Proper pouring process would avoid molten iron to be contaminated and reduce blow-hole defect.
正确的浇注工艺能防止铁液受到污染,减少铸件产生的气孔.
来源:互联网摘选This paper investigate improve process of melting bronze coat and re movement of blow hole.
因此,就采用小座炉熔炼紫铜外套如何改进工艺操作、攻克紫铜外套气孔难关作一初探.
来源:互联网摘选The main features of the fissure type nitrogen blow hole and its formation mechanism was described.
叙述灰铸铁件裂隙状氮气孔的主要特征、形成机理.
来源:互联网摘选
简答网 · 高考英语

简答网 · 高考英语

简答网 · 高考英语

简答网 · 双语娱乐资讯

简答网 · 高考英语

简答网 · 双语娱乐资讯