quality standard
[中医英汉词典]
quality standardn.质量标准
是什么意思,quality standard的解释,quality standard的翻译
[新英汉石油技术词典] quality standard
[农学英汉词典] quality standard
[水利英汉词典] quality standard
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[石油英汉词典] quality standard
[纺织英汉词典] quality standard
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[计算机英汉词典] quality standard