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【单选题】
绝缘油中T501抗氧化剂含量检测（液相色谱法）所用微量注射器容量为（）µL。
A.
10
B.
15
C.
20
D.
25
参考答案：
参考解析：
刷刷题刷刷变学霸
举一反三
【单选题】If those "mad moments"— when you can’t recall what your friend has told you or where you left your keys—are becoming more frequent, mental exercises and a healthy brain diet may help. Just as bodies r...
A.
everyone can be forgetful sometimes regardless of one’s age
B.
we can prevent our sound mind from aging with certain methods
C.
brain aging starts from the time when we are in our 20s and 30s
D.
memory loss is a sign that shows we are getting old
【多选题】《中国药典》 2015 年版采用高效液相色谱法测定阿司匹林片和阿司匹林肠溶片的含量,是因为( )
A.
色谱法灵敏度更高
B.
色谱法耐用性更好
C.
色谱法专属性更好
D.
制剂工艺中可能产生的水杨酸、醋酸会使滴定结果偏高