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Terms
for subject
Lighting
other than cinema
containing
switch-on
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English
Chinese
Consumers who switch to the energy-saving bulbs will immediately spend less money on their monthly energy bills for the same amount of light
改用节能灯泡的用户每月获得同样的照明会立即省掉一些能源开支
Now there is a kind of electrodeless mercury lamp which can be instantaneously
switch on
and off
市面上现有一种无极汞灯,可以瞬时开关
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