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- back of piston ring 活塞环内侧边
- Determine installation direction of opening of piston ring as specified (see Figure 16). 活塞环开口安装方向亦应按规定，见图16。
- This paper analyses the patterns and reasons of piston ring wear and ineffectiveness and proposes some countermeasures. 本文对活塞环磨损失效的形式及原因进行了分析，并提出预防措施。
- The influence of sand & dust and low pressure on dynamics of piston ring was studied. 研究了西部低气压及沙尘环境对于活塞环动力学的影响。
- Employ various nitrding technologies including gas nitrding,ionitriding,brine nitriding to meet the specific situations of piston ring producion. 拥有多种氮化技术工艺包括气体氮化、辉光离子氮化和盐浴氮化，从而大大地保证了活塞环各环别采用最合理的处理工艺。
- Aiming at the problem of the low discharge pressure and unsatisfying air displacement of compressors,the material property and structure of piston ring is remoulded. 针对压缩机排气压力偏低,排气量达不到额定要求等问题,对活塞环的材质和结构进行改造,采用聚酰亚胺活塞环,保证了设备正常运转
- He is a full back of our football team. 他是我们足球队中的后卫。
- Production of piston rings for hydraulic appl.;transmissions;compressors etc. 还生产用于液压、传输和压缩机等环境的活塞环。
- Three people can sit in the back of this car. 这车的后座可坐3个人。
- Have you stuck down the back of the envelope? 信封背面开口处贴牢了吗？
- A new method to design the free shape of piston ring is described in this paper.Without the simplifications that adopted in the three traditional design methods,this method is of a high accuracy. 提出了一种新型活塞环型线设计方法，该方法未采用传统3种设计方法的简化过程及近似方法，故计算精度高；
- The roof slopes towards the back of the house. 屋顶向屋子的背面倾斜着。
- By analyzing heat transfer process of piston ring in a reciprocating compressor and considering the friction heat,the temperature distribution of a ring is deduced by an energy balance equation. 通过分析活塞压缩机活塞环的传热过程,并将摩擦热计算在内,利用能量平衡方程推导活塞环的温度分布。
- I got him on the back of the head with a crowbar. 我一撬棍打在他头的後部。
- They are most graphite cast iron and steel.The performance of piston ring can be improved by surface treatments such as plating chromium,nitriding,spraying molybdenum and spraying ceramics. 球墨铸铁和钢材已经成为活塞环的基本材料,采用表面处理方法如镀铬、氮化、喷钼、喷涂陶瓷层等工艺进行表面改性来提高活塞环的使用性能。
- He leant on the back of the sofa. 他斜靠在沙发的背上。
- She coiled her hair at the back of her head. 她把头发盘在脑后。
- Inoculation effects of RE-containing inoculant used for cylinder castings of piston rings was studied. 研究了稀土复合孕育剂在灰铸铁筒体活塞环中的孕育效果。
- He had a tattoo on the back of his hand. 他手背上刺有花纹。
- An instrument that measures the outer profile parameters of piston rings such as conical rings, tubbish rings by scanning is introduced. 介绍一种采用扫描方式测量锥面环、桶面环等活塞环外圆轮廓参数的测量仪。
