求助
The coatings are provided in four standard thickness
classes (4.1), in the as-plated condition or with one of three
types of supplementary finish (4.2).
请问这句话该怎么理解,是ASTM B633中
classes (4.1), in the as-plated condition or with one of three
types of supplementary finish (4.2).
请问这句话该怎么理解,是ASTM B633中
没有找到相关结果
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