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- proportion of steel balls 钢球配比
- Dead weight loading simulating that of the bolts was applied at the bolt holes through the agency of steel balls and buttons. 螺栓荷载是用死荷重来模拟的，以钢球和压钮作为代用件，通过它们将此荷载施加于螺栓孔。
- The changing rules between centrifugal force of steel balls and speed of grinding mill have been set forth in this paper. 从理论上阐明了抛落式工作磨机内钢球离心力的大小、方向与转速率之间的变化规律。
- By way of improving the superfinishing process,the appearance quality and surface roughness of steel balls,together with the productivity,were increased. 通过改进超精研加工工艺及加工过程,提高了钢球的外观质量和表面粗糙度及生产效率,使该类轴承的性能和寿命有了进一步的提高。
- A large proportion of my time is spent in studying. 我的大部分时间花在学习上。
- A dynamic model of steel ball during the lapping process is presented to meet the requirement fulfill the superprecision machining of steel balls for satellite bearing. 为了适应卫星轴承钢珠精化的需要,建立了研磨过程中钢珠的动力学解析模型,分析了球与四研头之间的运动、四研头转向与球面加工、摩擦力与加工精度等关系。
- Low cost: Although the market price is higher than the aluminum steel, but lower than the proportion of aluminum alloy steel, and the processing costs below the parapets of steel products. 造价低：虽然市场上铝材的价格高于钢材，但铝合金的比重低于钢材，加之护栏制品的加工成本低于钢材。
- A small proportion of the streets were sewered. 一小部分街道铺有下水道。
- A large proportion of the best citizen hate his despotism. 一大部分最好的公民都痛恨他的专制君主统治。
- The reasons causing bipolar bum and ways resolving problem during hard grinding of steel ball are dis- cussed,and the product quality is increased. 探讨钢球在硬磨工序加工时两极烧伤的产生原因及解决方法,提高产品质量。
- A large proportion of the families round here own bicycles. 这一带相当大一部分家庭都有自行车。
- Above all, the first step is about the choice to the pick-up camera used in digitizing image field and image card. Then we explore the structure feature and operating principle of expanding wheel of steel balls produced at SOMET in Czechoslovakia. 首先对图象数字化所用的摄像机和图象采集卡进行了选择,然后研究了捷克SOMET公司的钢球展开轮的结构特点和工作原理。
- The high speed collision process of steel ball at Al-plate is a high non-liner problem,and the numerical simulation technique provides a valid resolvent for it. 钢球与铝板的高速碰撞过程属于高度非线性问题,数值仿真技术为其碰撞过程求解提供了有效的解决方法。
- The synthetic diamond dressers manufactured by P/M route have been successfully applied to dress grinding wheels of steel ball grinder in bearing field. 用粉末冶金方法制造的人造金刚石修整器已成功地用于轴承行业中钢球磨球机砂轮的修整。
- It's a bridge of steel framework. 那是座钢铁结构的桥梁。
- Suitable for lifting and transporting cast ingot, steel ball, pig iron, mechanical chip, various kinds of steel scraps, return scraps, cropping, baling scraps and etc. 用于吸吊铸铁锭、钢球、生铁块、机加切屑；铸造厂的各种杂铁、回炉料、切料头；打包废钢等。
- proportion of steel fibrous-concrete 钢纤维混凝土配合比
- What is the investment proportion of both parties? 双方投资比例是多少?
- What proportion of them respond to your advert? 他们对你有什么比例广告?
- A cargo of steel was lost at sea. 有一货轮的钢材在海上遗失了。
