ring main
英 [ˈrɪŋ meɪn]
美 [ˈrɪŋ meɪn]
n. (电路的)环形干线; (管路的)环形主线
牛津词典
noun
- （电路的）环形干线
an arrangement of cables that allows electricity to be supplied to a series of places from either of two directions - （电路的）环形干线
an arrangement of cables that allows electricity to be supplied to a series of places from either of two directions - （管路的）环形主线
an arrangement of connected pipes that allows water, steam, etc. to enter and leave a system
双语例句
- With the improvement of intelligent level of the electrical power system, ring main unit has been widely used in power distribution system.
随着电力系统智能化程度的提高，环网柜在配电系统中得到了广泛的应用。 - Application of 10 kV Outdoor Ring Main Unit in Cable Transmission Line Renovation
10kV户外箱式环网柜在电缆线路改造中的应用 - In the process of design and calculation of water ring pump, main difficulty is how to determine the corresponding value of compression ratio σ for each rotation angle α.
在水环泵的设计计算过程中，主要困难是如何确定每一转角α所对应的压缩比σ值。 - To supply power through hand-in-hand cable ring will become more common in urban power network. The design and its implementation of an intelligent RMU ( Ring Main Unit) with the functions of control, measuring and protection are presented.
电缆环网供电将成为城市电网发展的方向，提出了一种全新的智能型环网柜测控保护终端RMU（RingMainUnit）的设计思想和技术实现方案。 - A device integrated with control, measurement and protection functions based on two DSPs for ring main unit
一种基于双DSP的环网柜测控保护终端 - Screw lock ring heat exchangers as main equipments are used in hydrogenation cracking plant which have many shortcomings.
传统的加氢裂化装置主要换热器采用的是螺纹锁紧环式换热器，存在许多缺点。 - Effect of Ceramic Metal Lubricant Additives on Tribological Behavior of Cylinder Liner/ Piston Ring of Main Marine Diesel Engine
金属陶瓷添加剂对船舶主机汽缸套活塞环摩擦学行为的影响 - Analysis to fault of piston ring of marine main engine
船舶主机活塞环故障分析 - Alignment and survey of magnets for cooler-storage-ring main ring
冷却储存环主环磁铁的准直测量 - The MP3 player is based on the two ring consists of a large external MP3 ring is the main part of the surface, there is a built-in LCD screen, you can change color.
该款MP3播放器采用的是两个圆环构成，外部的大园环是MP3的主体部分，表面有一个嵌入式液晶显示屏，可以改变颜色。