- 重点词汇
- 相关例句
Life for more than 80,000 hours, almost not consider replacing the light bulb problem.
寿命长达8万个小时以上, 几乎不用考虑更换灯泡的问题.
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The Consumer Council conducted safety tests on 28 light bulb models and found 10 were defective.
消费者委员会测试28款型号的灯胆,发现其中10个型号有缺陷的.
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So far, he has changed the oil 3 times and replaced a parking light bulb.
到目前为止, 他已改变了油的3倍,而代之以一个停车灯泡.
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Right now few cars have LED ( light-emitting diode ) headlights, but more will come, he said.
现在有一些车的LED ( 发光二极管 ) 灯, 但多来, 他说.
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Through the parallel port 8255 A to control LED brightness light-emitting diode out . 2.
通过8255A并口来控制LED发光二极管的亮灭.
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Will the LED light-emitting diode customs codes? and the ratio of export tax rebate, thank you!
请问 发光二级管 LED的海关编码? 和出口退税比例, 谢谢!
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介绍了光子晶体微腔发光二极管的基本原理 、 计 、 性 、 作及其典型器件.
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是一家从事LED发光二极管发光器件研发 、 生产、销售一体的企业.
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