GB/T5009.35《食品中合成着色剂的测定》规定了以下哪些方法()。
A.高效液相色谱法
B.薄层色谱法
C.示波极谱法
D.气相色谱法
参考答案:A, B, C
-Today is Sunday. Let's go swimming.
-__________. [ ]
A. Thanksvery much
B. You are right
C. You are mce
D. That sounds fine
低血压是()高血压值是()正常血压的范围是()临界高血压值是()
A.收缩压<12.0kPa(90mmHg),舒张压<8.0kPa(60mmHg)
B.收缩压<16.0kPa(120mmHg),舒张压<10.6kPa(80mmHg)
C.收缩压18.8~21.2kPa(141~159mmHg),舒张压12.1~12.5kPa(91~94mmHg)
D.收缩压≥21.3kPa(160mmHg),舒张压≥12.6kPa(95mmHg)
E.收缩压12.0~18.6kPa(90~140mmHg),舒张压8.0~12.0kPa(60~90mmHg)