90年以后很少用真金. 成本太高. 创汇期时的东西是不计原料, 成本, 普遍用真金.
广彩的瓷器也是老器是真金. 新件不用金.
90年以后很少用真金. 成本太高. 创汇期时的东西是不计原料, 成本, 普遍用真金.
广彩的瓷器也是老器是真金. 新件不用金.
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