[化] 质量标准
[经] 质量水准

quality level的用法和样例：

例句

The material is not of the stipulated quality.该材料不符合合约上规定的质量标准。
To produce boards per company process specification and quality standard.按照公司的工艺规范和质量标准生产线路板。

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We appreciate the good quality of your goods but unfortunately we are not going to accept the offer on your terms. 我们很欣赏你们产品的高质量，但是我们不能接受你们的价格。 We appreciate the good quality of your goods but u

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外贸英语：品质 Quality(二)

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外贸英语：品质 Quality(一)

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实用英语

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英语新闻

U.S. finds low levels of radiation in milk

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英语新闻

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