词语primary standard
解释基本标准,原标准
词性名词
primary standard〔名词〕原始标准,一级标准,主要标准详细»
primary standard〔名词〕一次标准详细»
primary standard〔名词〕一级标准详细»
primary standard〔名词〕原始标准详细»
primary standard〔名词〕基本标准,一级标准详细»