《素问•脉要精微论》认为“夫精明五色者”,为()
A、气之华
B、血之华
C、精之华
D、神之华
E、色之华
参考答案:A
______about wild plants that they decided to make a trip to Madagascar for further research.[ ]
A. So curious the couple was
B. So curious was the couple
C. How curious the couple was
D. The couple was such curious
关于抽汽器的说法不正确的是( )。
A.抽汽器的作用是将凝汽器在运行中所积聚的不凝结气体抽出,以维持凝汽器中的真空度B.凝汽器内的真空,是蒸汽分压力和各类气体分压力之和C.只有气体被抽出,其分压力接近于零时,凝汽器的真空才是该空间蒸汽温度的饱和压力D.抽汽器起动初期,真空度就已经很高了