The cost of rehabilitation plus betterments approached 40 % of the value of the structure.修复费加上加固费接近建筑物造价的40%.The last part of this paper draws the conclusion and conceives this task's betterments. "最后一章给出结论以及本工作的改进...
In welding zone the lath shape microstructure reduces, and equiaxed microstructure increases.焊缝区在经过长时运行后板条状组织减少, 等轴状组织增多.Firstly, equiaxed microstructure could be produced by treatments including hot compression and dupl...
在所有的实验室里测量质量的工具是砝码和天平.Scales and balances are the tools of mass measurementin all laboratories.需要一套经过校准的砝码.A set of calibrated weights will be needed.对于小模型,可用装满铅丸的容器作为砝码.For small models we can use as weights containers ...
专业加工木结构产品的金属连接件,齿板.We specialize in metal connecting piece and dental plate for timberwork.本文通过分析双腔颚式破碎机结构特点,推导了齿板固定点的轨迹方程.The paper analyze structure peculiarity of the double - cavity jaw crusher.介绍了领式破碎机弧形齿板的外形结构 、 制造...