最新章节:跑者预防应力性骨折 需要多补钙缩短步幅 第55417章 (2024-07-07 14:45:23)
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本文目录一览:1、三线插头颜色代表什么2、三项插头的三个颜色各代表什么线3、三线插座怎么接线图解三线插头颜色代表什么三线插头颜色分别为:火线代表红线。零线代表蓝线。黄绿双色代表地线。1.单相用电设备,What do you feel has been China's biggest achievement in recent years? I read a report that about 95 million people were taken out of poverty in China over the past decade, and that's a really significant achievement that reflects 40 years of amazing achievements in China……
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