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问题 单项选择题

在微分控制中，如果控制器的输出在输入偏差的作用下震荡剧烈，可以（）。

A、适当增加微分时间

B、先减小微分时间再恢复为原来的值

C、适当减小微分时间

D、先增加微分时间再恢复为原来的值

答案

参考答案：C

单项选择题 A1型题

8个月男孩，确诊川崎病后出院，2个月后无明显诱因猝死于家中，死前无明显诱因。其死因可能为（）

A.脑栓塞

B.心肌炎

C.颅内出血

D.冠状动脉瘤破裂

E.心包炎
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单项选择题

The software architecture of a program or computing system is the structure or structures of the system, which comprise software______, the externally ______ properties of those components, and the relationships between them. The architecture is not the operational software. Rather, it is a ______ that enables a so, ware engineer to: analyze the ______ of the design in meeting its stated requirements, consider architectural alternatives at a stage when making design changes is still relatively easy, and reduce the ______ associated with the construction of the software.

A．changeability
B．effectiveness
C．testability
D．functionality
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