单项选择题
瓷夹、瓷瓶、夹板不单独列项,而是表达在配线的项目特征及工作内容中
A.对
B.错
瓷夹、瓷瓶、夹板不单独列项,而是表达在配线的项目特征及工作内容中
A.对
B.错
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单项选择题
Determination of drug concentration in urine should use
Determination of drug concentration in urine should use
A. Any-timed urine
B. Morning urine
C. Urine during the day
D. Timed urine