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【单选题】
若把嵌入式系统设计开发过程分为：系统需求分析与规格说明、系统设计、构件设计、系统集成与测试等4个阶段。下面的说法中，恰当的是（）。A.
在系统需求分析阶段，必须了解用户对嵌入式系统的功能需求，尺寸、大小、成本等需求不需了解
B.
系统设计阶段，必须确定哪些功能由硬件完成，哪些功能由软件完成
C.
构件设计阶段的任务是进行芯片比较并选择现成的芯片或模块
D.
系统集成与测试阶段应该把系统所需部件全部集成后再进行测试
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【单选题】Sexual standards in England during the 1800s were so strict that it was considered sordid for women to reveal their legs in public.
A.
proper
B.
popular
C.
impossible
D.
indecent
【单选题】Sexual standards in England during the 1800s were so strict that it was considered sordid for women to reveal their legs in public.
A.
proper
B.
impossible
C.
popular
D.
indecent
【简答题】性扰(ual hatassment)
【简答题】ual standards in England during the 1800s were so strict that it was considered sordid for women to reveal their legs in public. A. proper C. popular B. impossible D. indecentA. 7. ual standards...
【单选题】有关咽的解剖哪种说法是错的( )
A.
咽为肌性管道
B.
咽位于呼吸道和消化道的交叉处
C.
咽与食道连接处长1.5 cm
D.
咽前壁与鼻咽、口腔和喉相通
E.
咽隐窝在鼻咽前壁
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