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金属的建筑材料必须耐用,即使在多雨的气侯环境中也一样。了解究竟哪些金属不容易生锈,有助于知道哪些产品更加耐用。在未上漆的情况下,下面哪种材料最抗锈?建议在成人监护下进行你需要:五只碗,小块能放入碗里的金属样品(铝、铜、锡、铁、不锈钢),遮蔽胶带,马克笔,水,盐,勺子,科学笔记本,铅笔。第一步:把碗摆放好。在每只碗里各放入一种金
Metal construction materials must be durable, even in wetter climates. Knowing exactly which metals do not rust easily helps to know which products are more durable. Which of the following materials is most resistant to rust when unpainted? It is recommended that you do this under adult guardianship: Five bowls, small pieces of metal sample (aluminum, copper, tin, iron, stainless steel) , Masking tape, markers, water, salt, spoons, science notebooks, pencils. The first step: put the bowl well. Put a gold in each bowl