皮皮学，免费搜题
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【单选题】
计算机辅助药物研究是近年来发展起来用于()学科的科学A.
药理学
B.
药剂学
C.
药物化学
D.
药物分析学
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皮皮学刷刷变学霸
举一反三
【判断题】Watch the video and decide whether the statements are true or false. unit2.wmv T/F Some British firms have gone to Poland to recruit workers.
A.
正确
B.
错误
【单选题】课程中的“分数时滞”问题是指：按照经典大林算法所设计的控制器模型，是基于纯滞后时间是采样周期整数倍的前提条件的；当被控对象的纯滞后时间发生变化，是采样周期的非整数倍时，整个闭环系统的______将会变差。
A.
稳定性
B.
鲁棒性
C.
可控性
D.
可观性
【单选题】Choose the proper words or phrases to complete the sentence.
A.
proliferation
B.
perceive
C.
in effect
D.
take on
E.
allocate
F.
disguise
G.
team up
H.
controversy
I.
vulnerable
J.
interspersedMigrant workers are__________to exploitation.
【简答题】Grounds Maintenance Workers What Grounds Maintenance (维护) Workers Do Grounds maintenance workers ensure that the grounds of houses, businesses, and parks are attractive, orderly, and healthy in order ...
【多选题】they / the workers / are / must take / because / very tired, / vacations .
A.
they
B.
the workers
C.
are
D.
must take
E.
because
F.
very tired,
G.
vacations
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