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问题 填空题

感染性休克输液宜_______、_______、_______，输液量视______而定，输液过程中宜注意有无________出现。

答案

参考答案：先快后慢；先多后少；力争在短时间内扭转休克状态；患者的具体情况；心衰和肺水肿征象

单项选择题

(71) is a one -way function that takes an arbitrarily long piece of plaintext and from it computes a fixed-length bit string.
(72) is a protocol that most USENET machines now use it to allow news articles to propagate from one machine to another over a reliable connection.
(73) is an approach preferred by cable TV providers. In this solution the fiber terminates at an optoelectrical converter and the final segment is a shared coaxial cable.
(74) is a device used to connect two separate network that use different communication protocol.
(75) is a digital-to-digital polar encoding method in which the signal level is always either positive or negative.

A．MD

B．RSA

C．DES

D．MIB
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单项选择题

某弱酸类药物的pKa为4时，在pH值为1时的水溶液中，该药物为哪种状态

A．几乎为离子型
B．离子型浓度与分子型浓度相同
C．几乎为分子型
D．离子型的浓度为分子型的4倍
E．离子型浓度为分子型浓度1/4倍
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