何谓首过消除?
参考答案:
口服药物在经过肠黏膜和肝时,部分可被代谢,致使进入体循环的药量减少,称为首过消除。口腔黏膜给药或直肠给药可避免首过消除的影响。
Which of the following is NOT an assumption behind efficient capital markets()
A. New information occurs randomly, and the timing of announcements is independent of one another.
B. Market participants correctly adjust prices to reflect new information.
C. Return expectations implicitly include risk.
断路器中过电流脱扣器的额定电流应该大于等于线路的()。
A、最大过载电流
B、最大短路电流的
C、最大允许电流
D、最大负载电流