电话拨号盘直到1919年才出现，那时西方电气公司(Western Electric)首批自命的“用户界面科学家”认真研究什么才是最直觉的形态。
The telephone dial didn't appear until 1919, when the first group of self-designated "user interface scientists" at Western Electric considered what the most intuitive form should be.
一些飓风电气的用户已在早期版本中使用了这一服务，并将在周三的全球IPv6日上使用。
Some Hurricane clients are already using the service in early release and will be using it on World IPv6 Day on Wednesday.
非线性电气负荷产生的喈波电流增大了电力系统热损耗和终端用户的用电费角。
The harmoic current from nonlinear electric load increases heat consumption in electric system and end-users' burden in electric cost.
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