1) reflowing valve
回流孔
2) Through-hole reflow
通孔回流焊
1.
Through-hole reflow is a new concept of the contemporary assembly technolog y.
介绍了通孔回流焊的概念、特点、分类和使用工艺要点。
3) valve return port
气门回流孔
4) orifice flow
孔流
1.
Differences between formulas applied in engineering design departments of South Korea and in Chinese hydraulic engineering for calculating flow capacity of the flat-bottomed sluices and orifice flow are compared.
综合比较了韩国工程设计部门提供的和中国水利工程的平底闸堰流、孔流过流量计算式后指出,计算中应考虑河道闸前行近流速水头的影响。
5) circumfluence
[英][sə'kʌmfluəns] [美][sɚ'kʌmflʊəns]
回流
1.
The bioleaching of acidified sludge circumfluence treating tannery sludge;
酸化污泥回流的生物淋滤技术处理制革污泥
2.
Based on the analysis of the reason of sedimentation in dig-in basins,it is considered that sedimentation is brought primarily by circumfluence at the basin entrance and density flow.
对内河挖入式港池发生淤积的原因进行分析,认为淤积主要是由口门处的回流及浑水异重流引起的。
3.
The circumfluence is analyzed about its first appearing position and expanding direction.
基于气体动力学基本方程和附面层理论,对汽轮机在小容积流量工况下的末级特性进行了理论分析,着重分析了回流首先出现的位置及它的扩张方向,并结合试验提出了汽轮机末级流场已出现回流的流动模型及对此模型的求解方法。
6) backflow
[英]['bækfləu] [美]['bæk,flo]
回流
1.
Turbulence intensity measurements in the backflow region around a spur dike;
丁坝回流区水流紊动强度试验
2.
Study on the Impacts of Off-farm worker backflows in the export region——in-depth of interview of stakeholders in XINHUA and TAIJI town of Qianjiang district,Chongqing;
农民工“回流”对输出地区的影响研究——对重庆市黔江区新华乡和太极乡利益相关者的深度访谈
补充资料：第二孔(继发孔)型缺损
第二孔(继发孔)型缺损
ostium secondary defect
是心房间隔在形成上发生障碍，一般缺损较大，多在卵圆孔附近称第二孔(继发孔)型缺损。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条