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问题 单项选择题

选择乳化剂时，不需要考虑

A．乳剂的类型
B．乳剂的给药途径
C．乳化剂的性能
D．混合乳化剂的HLB值
E．乳化剂的分子量

答案

参考答案：E

解析：乳化剂应根据乳剂的类型、给药途径、乳化剂的性能、混合乳化剂的HLB值选择。

单项选择题

MCV减低、RDW正常，最可能的病因是（）

A.再生障碍性贫血

B.巨幼细胞贫血

C.急性失血性贫血

D.缺铁性贫血

E.珠蛋白生成障碍性贫血
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单项选择题

Due to a constantly (66) environment, a poor understanding of the user’s needs and preferences, as well as a (67) of willingness to modify (68) organizational structures and decision models, the full economic potential of Web Information Systems (WIS) has not been realized by now. The data object types of the (69) meta model, the Extended World Wide Web Design Technique (eW3DT), provide hypertext designers (70) a conceptual, user-centric framework and graphical notation for the construction of both, (71) and customized models, during the software development (72) of commercial WIS. A reference model as a normative concept represents an abstraction of a (73) company, its functional units, or its (Web) Information System and is intended to streamline the design and implementation of complex applications at (74) costs. As precondition for pursuing a partial globalization strategy, eW3DT (75) between technical and content-specific responsibilities for designing, implementing, and maintaining WIS.

A．of

B．in

C．to

D．with
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