... 批品质水准 lot quality level 批品质保护；批品质保障lot quality protection 批量；批大小 lot size ...
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[经管]?批质量保护
... lot plot method 分批测定方法 lot quality protection 批质量保护 lot quality 一批产品的质量 ...
双语例句
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"To be honest with you, it is very hard to shut down a factory that still makes a lot of money," an air-quality specialist in Shenyang's environmental protection bureau told me.