下列局麻药中,最不适合用于产科的是()。
A.卡波卡因
B.利多卡因
C.罗哌卡因
D.布比卡因
E.普鲁卡因
参考答案:A
Mary often does some translation work to earn extra money, which half of her income. [ ]
A. makes for
B. counts on
C. accounts for
D. consists in
()膜孔径最小,在2-3mm以下,除水分子外,其他所有杂质颗粒都不能通过。
A.微滤
B.细滤
C.分渗透
D.超滤