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问题 单项选择题

下列说法中不正确的为( )。

A．低温热水地板辐射采暖的耗热量应经计算确定

B．全面辐射采暖的耗热量，应按规范规定计算确定，并应对总耗热量乘以0.9～0.95的修正系数

C．全面辐射采暖的耗热量，应按规范规定计算确定，计算时可以将室内计算温度取值降低2℃

D．建筑物地板敷设加热管时，采暖热负荷中仍需计算地面的热损失

答案

参考答案：D

选择题

下列哪项不是生物的活动影响环境的实例      [ ]

A．树木在秋天落叶

B．大树底下好乘凉

C．千里之堤，溃于蚁穴

D．蚯蚓的活动改良了板结的土壤
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单项选择题

The Rational Unified Process (RUP) is a software engineering process, which captures many of best practices in modern software development. The notions of （） and scenarios have been proven to be an excellent way to capture function requirements. RUP can be described in two dimensions – time and content. In the time dimension, the software lifecycle is broken into cycles. Each cycle is divided into four consecutive （） which is concluded with a well-defined （） and can be further broken down into （） – acomplete development loop resulting in a release of an executable product, a subset of the final product under development, which grows incrementally to become the final system. The content structure refers to the disciplines, which group （） logically by nature.

The notions of （） and scenarios have been proven to be an excellent way to capture function requirements.

A．artifacts

B．use-cases

C．actors

D．workers
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