关键词 LED；耐高压测试；击穿电压；单面铝基板 [gap=899]Key words LED; the high voltage testing; the breakdown voltage; the single Al-based printed circuit board ...
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In the scheme we designed effectively high voltage control circuit. It works accurately to digitally control the testing voltage and testing current.
方案中设计高效高压控制电路，实现测试电压与测试电流的精确数字控制。
The field tests thus performed will offer a suitable testing method to transformers of still high voltage.
所进行的操作波试验也是为即将出现的更高电压的变压器准备合适的耐压试验方法。
A new method is put forward to measure the PD signals of the high voltage DC generator. Testing results show that this method is accurate and effective.
文中提出了一种测量这种类型发生器局部放电的方法，试验结果表明该方法可以准确反映出发生器内部的局放现象。
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