The surface crease presenting in rolling with large percent reduction is simulated with finite element method,the law that process parameters affect rolling quality is found out.
采用有限元法对大压下量轧制工艺下,轧件表面折皱的产生进行了模拟分析,找到了工艺参数对轧件质量的影响规律,经过对原工艺参数进行调整,达到了降低钢材表面折皱缺陷的目的。
Application and Research of Liquid Core Reduction Technology in Slab Continuous Casting of SGJT
液芯大压下量技术在板坯连铸中的应用与研究
When the downstream head is greater than about 3/5 of the upstream head, flow is submerged.
当下游压头大于上游压头约3／5时，流量是潜流。
After the postal strike there be a huge backlog of undelivered mail
邮政部门罢工以後, 大量邮件积压下来
After the postal strike there was a huge backlog of undelivered mail.
邮政部门罢工以后, 大量邮件积压下来.
After the postal strike there are a huge backlog of undelivered mails
邮政部门罢工以後,大量邮件积压下来
Unloading deformation failure and energy properties of marble under high confining pressure and high water pressure
高围压高水压条件下大理岩卸围压变形破坏与能量特征
Research and Application of Soft Reduction Amount in Bearing Steel GCr15 Bloom Continuous Casting
轴承钢GCr15大方坯轻压下压下量参数的研究与应用
the sharp increase of labor force has placed great pressure upon the job market;
劳动年龄人口大量增加，就业压力居高不下；
unit of heat defined as the quantity of heat required to raise the temperature of 1 gram of water by 1C at atmospheric pressure.
热量单位在一个大气压下把克的水升高摄氏度所需的热量。
Standard transformer can only operate at the rating capacity without the cooling fan, while each transformer may be installed with an extra cooling fan to increase the output capacity.
每台产品上均可加装风机增大变压器容量输出，不装风机的变压器能在额定容量下连续运行。
May I take your blood pressure ?
给你量一下血压吗？
Let me take your blood pressure .
让我量一下你血压。
constant flow nozzle
恒定流量水枪压力下
a system of measuring temperature; 0 is the melting point of ice and 100 is the boiling point of water.
温度测量制度；在一个大气压下水的冰点为度沸点为度。
Uses compression settings that produce good quality images without making very large files.
使用压缩设置将在不生成很大文件的情况下产生高质量的图像。
an instrument that measures atmospheric pressure.
测量大气压力的装置。
Analysis on dynamic characteristics of pressure pump for hydraulic screw down system in cold rolling mill
轧机液压压下系统恒压变量泵动态特征分析
massive downward pressure
强大的向下调整压力