Two or more smaller size valves can be piped in parallel ( when approved ) to serve a larger supply pipe main 两个以上的小通径阀门可以安装在并联管线上(如果得到认可) ,用以服务大型主供应管线。
Two or more series 007 smaller size valves may be piped in parallel ( where approved ) to serve a larger supply pipe main 两个或更多的系列007小通径阀门可以采用并联管道(在经过认可的位置) ,以满足更大通径的主供水管道的需求。
Two or more series 007dcda smaller size valves may be piped in parallel ( where approved ) to serve a larger supply pipe main 两个或更多的系列007dcda小通径阀门可以采用并联管道(在经过认可的位置) ,以满足更大通径的主供水管道的需求。
Water supplying pipe in front of the coal economizer should be installed with a stop valve and check valve for the factory using boiler of mother tube water supplying 7采用母管制供水的电厂,进入每台锅炉省煤器前的给水支管均应装设截止阀与逆止阀。两阀应紧接,按水流方向逆止阀在前。
Secure water sources , increase earthquake resistance of facilities , introduce an advanced water purification system and replace supply pipes promote safe and pleasant tasting water project 通过保证水源,增强抗震设施,引入先进的净水系统和重置供水管道,以加强饮用水的安全满意的供应。
It is proved by actual instance , checking hydraulic project condition with the modified ga , the condition of the whole water supply pipe - net in a certain period can be gained more rapidly and accurately 通过实例证明了用改进遗传算法对水力工况复核能更快速、更精确地获得整个供水管网某时段的水力工况。
Based on the analysis of the harm and mechanism of the condensation occurred in the water supply piping system of hydropower station , the heat insulation technology is introduced to avoid the condensing phenomenon 摘要在分析水电站供水管道系统结露危害及其发生机理的基础上,引入了隔热保冷技术以消除水电站管道结露现象。
Proved by actual instance , checking water quality project condition with the modified ga , the surplus chlorine density of each joint spot of a water supply pipe - net in different periods can be confirmed more rapidly and accurately 通过实例证明用改进遗传算法对水质工况复核能快速、精确地确定供水管网某时刻各节点的余氯浓度。
It is suitable to be used in the temperature between , - 80 and 160 as the sealing material for corrosive medium in gas or liquid , the connecting seal for water supply pipe , and the insulating clad for common electric appliance 适用于在: - 80 + 160温度的气、液腐蚀性介质的密封材料,各种自来水管道的接头密封和普通电器件的绝缘包覆。
Article 61 without consent of coal mining enterprises , no units or individuals may occupy the railways , roads , navigation channels , wharves , power lines and water supply pipes specially used by coal mining enterprises 第六十一条未经煤矿企业同意,任何单位或者个人不得占用煤矿企业的铁路专用线、专用道路、专用航道、专用码头、电力专用线、专用供水管路。