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问题 配伍题 B型题

(1).药物从给药部位向血循环转运称为（）
(2).药物从血循环向组织脏器转运的过程称为（）
(3).药物在体内发生了结构变化称为（）
(4).药物从体内向体外的转运称为（）

A.吸收

B.分布

C.代谢

D.排泄

答案

参考答案：A,B,C,D

单项选择题

Object-oriented analysis (OOA) is a semiformal specification technique for the object-oriented paradigm. Object-oriented analysis consists of three steps. The first step is (71) . It determines how the various results are computed by the product and presents this information in the form of a (72) and associated scenarios. The second is (73) , which determines the classes and their attributes, then determines the interrelationships and interaction among the classes. The last step is (74) , which determines the actions performed by or to each class or subclass and presents this information in the form of (75) .

（75）处填（）。

A. state diagram

B. collaboration diagram

C. sequence diagram

D. activity diagram
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问答题 简答题

离心式泵为什么产生轴向推力，正常运行中如何监视离心泵的串轴情况？
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