non-symmetric line 不对称线
non symmetric line 不对称线路
symmetric digital subscriber line 对称数字用户线路 ; 对称数字用户线 ; 户线路 ; 路
line symmetric graph 线对称图
symmetric sigital subscriber line 对称数字用户线 ; 对称式数字用户回路
SDSL Symmetric Digital Subscriber Line 对称数字用户线路
symmetric pair line 对称线对
line symmetric 边对称
symmetric transmission-line 平行对称传输线
This paper mainly talks about the symmetric line and the symmetric centre of the periodic function.
本文讨论周期函数的对称轴、对称中心等有关问题。
Moreover, three-phase four-wire active filters can suppress zero line current, and solve symmetric problem of system effectively.
另外，三相四线制有源电力滤波器能有效地抑制零线电流，并能有效地解决系统的不对称问题。
In this paper, the author gives the vector expression of the symmetric figure for a point, a straight line and a plane, and its application.
本文给出了点、直线、平面相互间对称图形的向量表达式及其应用。
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