The composition, major function, operating principle and design idea of SF6 environment monitoring system for high-tension switch house were introduced.

介绍了高压开关配电室SF 6环境监测系统的组成、主要功能、工作原理及设计思想。

youdao

Just imagine if changing the light in your room requires you to change the switch also. Would you care to purchase and set up such a system in your house?

想想一下，如果改一下房间里的灯同时需要改开关，你会乐意在你房子上花钱并安装这个系统吗？

youdao

IMAGINE redecorating your house at the flick of a switch, or changing the colour of your coat at the press of a button.

可以想象一下通过旋动按钮可以重新装修房子，或者是通过按钮可以改变衣服的颜色。

youdao

How -- substantively, how significant is this switch to the White House?

WHITEHOUSE: Press Briefing

Lighthouse authority Trinity House plans to switch off Godrevy light on the edge of St Ives Bay by 2010.

BBC: NEWS | UK | England | Cornwall | Lighthouse switch-off considered

But Nokia stuck with Symbian OS, adding in new elements such as touch screen operation and (slightly) improved media handling, rather than make a switch to one of their in-house alternatives that were under development.

FORBES: A Single Misstep With Symbian Eviscerated Nokia - Will Samsung Suffer A Similar Fate?