有机碳分析装置内没有的部件是()。
A、氧化炉
B、热解炉
C、氢火焰离子检测器
D、A/D转换器
参考答案:B
I think Class One ____to win because Class One ___all football lovers.[ ]
A. is likely ; are
B. are likely ; are
C. is likely; is
D. are likely; is
传染病潜伏期的意义有()
A.判断预后
B.确定检疫期
C.协助治疗
D.协助诊断
E.确定病程长短