Combined with the practical engineering in Dalian City, the foundation treatment mode of gas service pipe is discussed. 结合大连市的工程实际,探讨了燃气引入管的基础处理方式。
All the plastics pipe system is a good example of the latter. This uses a plastic service pipe instead of the usual steel or copper pipe. 后者的最好例子是所有管路系统采用塑料管,用塑料管来代替通常用的钢管和铜管。
To sum up, the mechanical service life of the corrugated pipe provided by the utility model is greatly prolonged. 综上,本实用新型波纹管的机械寿命得到了大幅度的提高。
The technology mentioned could prolong the service life of old pipe, reduce ec-centric wearing, and extend the wax removal cycle. 对延长旧管使用寿命,减少杆管偏磨,延长油井清蜡周期具有良好的效果。
According to the working condition, the improvement measures had been adopted in material selection and construction design, the service life of the cooling pipe has been prolonged. 基于材料使用环境考虑,在选材和结构设计两个方面采取了改进措施,延长了冷却水管的使用寿命。
The pressure assist tank make use of service pipe net self's pressure cleverly, to compress the air accumulated in the tank, formatting gigantic potential energy. 助压水罐巧妙的利用自来水管网自身的压力,对水罐内存空气压缩,形成巨大的势能,在冲洗时产生强劲射流。
Installation and Stress Analysis of Gas Service Pipe 燃气引入管的敷设与应力分析
Characteristic of Resistance and Losing Energy About New Material Construction Service pipe 新型建筑给水管材阻力特性与能耗特性
The residual life for long-dated service pipe corroded in atmosphere is studied. 对长期暴露在外并受大气腐蚀的压力管道进行了腐蚀剩余寿命研究。
Aiming at the fact that the administration mode of the traditional underground pipe network of Dongfeng Car Co. has a hard job to adapt the requirement of modernization of business, an information administration system for water service pipe network is established. 针对东风汽车公司传统地下管线管理方式难于适应企业现代化发展需要的实际,建立了该企业供水管网管理系统。
Thermal insulation of gas service pipe 燃气引入管保温问题探讨
Study on the effect of cooling water on service life of copper pipe mould 冷却水对结晶器铜管使用寿命影响的研究
In virtual addressing scheme, the translation from virtual address to physical address is one of the highest frequency core service in the pipe line, and tends to be on the critical path determining the clock cycle of the processor. 在虚存模式下,虚拟地址到物理地址的变换是流水线中最频繁的核心服务,容易处于决定处理器时钟周期的关键路径上。
This paper analyzed the effect of the volume rate of flow, the temperature the speed of flow and the quality of cooling water on the service life of copper pipe mould. 本文分析了连铸结晶器铜管用的冷却水的流量、温度、流速、水质对铜管寿命的影响。
Research on the optimized design of service pipe network& application of the method of optimized selection of pipe diameter 给水管网优化设计的探索&优选管径法的应用
Part of the steam and service pipe lines of a nucleus power plant vibrates seriously impacting the production safety. 某核发电厂部分蒸汽和给水管道振动情况非常严重,以致影响到正常的安全生产。
The coating performance and technology have a great effect on the surface quality of cast-pipe and the service life of pipe mold. 涂料性能与涂料使用方法强烈影响铸管表面质量和管模使用寿命。
This paper summarizes the research and development situation on the following aspects: the significance and the basic theory of fitness-for-service assessment of drill pipe, the methods dealing with the undetermined problems during the assessment, prediction for fatigue service life of drill pipe, and so on. 本文对钻杆适用性评价的意义、基本原理、评价中处理不确定性问题的方法、钻杆疲劳寿命预测等方面的研究进展情况作了综述。
Various properties of the UPVC service pipe are still up to national standard at 26.6% high filler level; 在填充量高达26.6%的情况下,UPVC给水管的各项性能指标均达到国家标准;
In order to research the capability of new material construction service pipe, the characteristic of resistance and energy losing of several type new material pipes are studied, such as PP-R pipe and aluminium and plastic pipe as well as steel and plastic pipe. 为研究新型建筑给水管材的输水性能,对典型管材PP-R管、铝塑复合管、钢塑复合管进行了阻力特性与能耗特性的实验研究。
Discussing of Service Pipe System Using Thin Stainless Steel Tube 薄壁不锈钢管用于给水管道系统的论述
Wavelet Analysis on Vibration Signal of Service Pipe and Study on Vibration Elimination 给水管道振动信号的小波分析及消振研究
During the course of welding of pressurized plastic pipe, the performance of heated plate is the important factor to affect welding quality, and then affect running effect, service security and service life of pipe system. 在塑料压力管道热熔对接焊中,加热板的性能直接关系到焊接质量的好坏,从而影响到管网系统的运行效果、使用安全性和使用寿命。
Compensation Measures of Underground Gas Service Pipe in High-rise Buildings 高层建筑燃气引入管的补偿措施
Influence of High-rise Building Settlement on Gas Service Pipe and Compensation Measure 高层建筑沉降对引入管的影响及补偿措施
The rust appears on the wall of metallic service pipe easily, be made use of the liner of concrete mortar, metallic service pipe can prolong viability, advance feeding capability, reduce the cost of circulating, so it will bring distinct utility. 金属给水管道的内壁易腐蚀结垢,采用水泥砂浆衬里作为金属给水管内壁的防护层,能有效延长管道使用寿命,提高管网输水能力,降低管网运营成本,具有显著的实用效果。
Effect of the Defect of Drill Pipe Joint on the Service Life of Drill Pipe 钻杆接头缺陷影响使用寿命的试验研究
Discussion on Application of PE Internal Lining Technology in Service Pipe Maintaining PE内衬技术在给水管网维修方面应用的探讨
The comprehensive evaluation of welded joints in the transmission medium H2S service pipe was conducted through a series of welding experiments. 通过一系列的焊接工艺试验,对输送H2S介质的服役管道焊接接头进行了全面的评价,最终确定了输送H2S介质压力管道维修的焊接工艺参数。