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问题 单项选择题

普通钢筋长度=()-端部保护层厚度+增加长度。

A、轴线长度

B、支座距离

C、构件尺寸

D、构件长度

答案

参考答案：D

解析：

钢筋长度=构件长度-端部保护层厚度+增加长度。参见教材P293。

【该题针对“房屋建筑工程量计算”知识点进行考核】

单项选择题

先天性心脏病右向左分流的是

A．法洛四联征
B．房间隔缺损
C．动脉导管未闭
D．肺动脉狭窄
E．室间隔缺损
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单项选择题

·Look at the questions for this part.
·You will hear a passage about "American Weighs In ". You will listen to it twice.
·For questions 24-30, indicate which of the alternatives A, B, or C is the most appropriate response.
·Mark one letter A, B, or C on the Answer Sheet.

How many US adults aged 20 and older were overweight in 1988-94

A．65 million

B．16 million

C．20 million
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