发布时间:2025-02-07 21:54:40
这个,目前来说,绝大多数胶水都含有“甲醛”,数量或多或少,甲醛是有毒物是强致癌物,因此,就都有毒。什么时候不用有毒物质做胶水,就好啦。
做一个土空调用风机盘管循环泵管再用储存井水做冷源储存的井水是用来吃的老这样循环会影响水质
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