The meter reading will be the algebraic sum of all these sources.
而电压表的读数则是所有这些源的代数和.
The algebraic sum of the through variables associated with the edges to any vertex is zero.
关联于任一顶点的各边所附带的流通变量的代数和为零.
Referring to the connection diagram, several numbers can be listed, then taking their algebraic sum gets the connection group of three-phase transformer immediately.
它由连接图写出几个简单数字并取其代数和,就得到三相变压器的连接组别。
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