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问题 单项选择题

Brown-Sequad综合征的主要临床表现是（）

A.病变同侧的痛温觉障碍，对侧的上运动神经元瘫痪

B.病变对侧的痛温觉障碍，同侧的上运动神经元瘫痪

C.病变同侧的痛温觉和运动障碍

D.病变对侧的痛温觉和运动障碍

E.病变同侧的下运动神经元瘫痪，对侧的感觉障碍

答案

参考答案：B

单项选择题

循环冗余码(CRC)是一种检错码。与CRC生成多项式G(X)二进制表示相比，CRC冗余码的二进制表示（）。

A．少1个比特

B．少2个比特

C．多1个比特

D．多2个比特
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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．pattern
B．models
C．metadata
D．components
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