lead and zinc study group的意思|示意
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铅锌研究小组
lead and zinc study group的网络常见释义
铅锌研究组 ... lead and zinc middlings 铅锌中矿 lead and zinc study group 铅锌研究组 lead zinc ore 铅锌矿 ...
lead and zinc study group相关例句
The global zinc will oversupply 215 thousand tons in this year, International lead and zinc study group ILZSG claimed recently.
国际铅锌研究小组(ILZSG)近日称，今年全球锌市将供应过剩21.5万吨。