Each layer of the coat is a standard material with low cost.
该涂层的各层是低成本的标准材料。
Furthermore, it will cost too much labor and money to remove the oxidation -decarbonization-layer.
同时为去除氧化脱碳层还要耗费人力、物力。
Furthermore, it will cost too much labor and money to remove the oxidation -decarbonization-layer.
同时为去除氧化脱碳层还要耗费人力、物力。
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