1) neutral voltage
中线电压
1.
The neutral voltage of the three-phase four-leg inverter employed in UPS is desired to be very low.
当三相四桥臂逆变器用于UPS时,要求其中线电压很低。
2) middle voltage distribution line
中压配电线
1.
Measurement and research of the transmission characteristics for the middle voltage distribution line;
中压配电线传输特性的测量与研究
3) middle-voltage power line
中压电力线
1.
On the basis of analyzing the principles and methods of accomplishing on medium-voltage power line communication, It was presented that the combination of chaos spread spectrum with middle-voltage power line channel could achieve the security of signal.
随着电力系统自动化水平的不断提高,更多的遥测、遥控信息需要准确的传输,开发能在中压电力线上传输数据的扩频通信系统是有意义的。
4) medium and high voltage power line
中高压电力线
1.
At present, transmitting speed of medium and high voltage power line carrier is very low, and these kinds of carriers can be used only in low speed situation, and the number of user is limited.
目前的中高压电力线载波通信的传输速率都很低,只能应用于低速的场合,用户容量有限。
补充资料：中线
中线
median
中线[m蕊hall;Me皿“aHa] l)三角形的中线(1洲沮扭n ofatriangle)是指连接三角形一顶点与其对边中点的直线(或者它的包含在三角形内的线段).一个三角形的三条中线交于一点，称为该三角形的重心(centi℃ofgra劝ty或b脚-centi℃)或者形心(centmid).此点将每一条中线分为两线段，其长度之比为2:1，如果前一线段从顶点出发.n.C.M叨eHoB撰【补注】J.Hjel】把lev证明，在双曲几何学(见Jlo6a-叨伙姗益几何学(切恤che呢对geometry))中一个三角形的子午线交于一点. 2)梯形的中线(medja门ofa加p叨uIn)是指连接梯形两腰中点的线段.梯形中线平行于两梯，并且等于两底长度之和的一半.BCE一3
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参考词条