发布时间:2025-02-01 08:27:02
用个尖的铁丝或小刀沿地漏一圈把胶划开就能把盖子轻撬开来,可以张开剪刀,插在地漏盖子上,左右转转,边转边往上拉就打开了。
请教一下高人开关变压器的设计需要考虑些什么参数以及注意事项谢谢
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