用LED射灯，不用变压器也可以长时间工作。

With LED lighting, the transformer can not work long hours.

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用新方法计算的结果与沈阳变压器厂提供的实验结果能较好地吻合。

The numerical results obtained by the new method are in good agre…

youdao

用新方法计算的结果与沈阳变压器厂提供的实验结果能较好地吻合。

The numerical results obtained by the new method are in good agre…

youdao