发布时间:2025-01-28 10:53:26
现在的墙壁开关都有一块盖板将安装螺丝盖住,你看看边上(一般在下面)有两个缺口可以用螺丝刀撬开即可,撬开后就可以看到螺丝孔了。
我公司是小规模纳税人主要经营地暖的销售安装可不知道税率怎么去算
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