unattended service是什么意思 unattended service怎么读
unattended service的相关资料
unaabbr.(英国)联合国协会(=United Nations Association)Una.n.尤娜(女子名)
unaflown.单流(直流)
unattended service的用法和样例
- Now the automatic controller of voltage and reactive power has become an indispensable technical support for unattended substations.
电压无功自动控制装置已成为变电所实现无人值守不可缺少的技术支撑。
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