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【单选题】
背景材料： 某多层现浇混凝土框架结构施工，柱混凝土C40，梁板混凝土C30。房屋中部设计要求留设一条0．8m宽的后浇带，采用钢管扣件模架，竹胶合板模板。相关施工质量验收规范条款摘录如下： 《混凝土结构工程施工质量验收规范》（GB50204--2002）（2010年版） 4．3．1底模及其支架拆除时的混凝土强度应符合设计要求；当设计无具体要求时，混凝土强度应符合表4．3．1的规定。 请根据上述背景资料完成以下选项，选项类型根据各小题注明要求。 本工程框架柱，模板拆除时的混凝土强度要达到（）。A.
40Mpa
B.
30Mpa
C.
15Mpa
D.
拆模不伤混凝土表面棱角
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【单选题】Which of the following statements is true?______.
A.
To decrease a receivable, debit the account
B.
To decrease revenue, debit the account
C.
To increase owner's equity, debit the account
D.
To increase an expense account, credit the account
【单选题】A new drug is being developed which can specifically inhibit the ACC-2 isozyme in muscle. This drug could potentially be used for which one of the following purposes?
A.
To accelerate weight loss
B.
To reduce the severity of a myocardial infarction
C.
To enhance high-intensity exercise performance
D.
To increase ketone body synthesis in a patient with hypoglycemia
E.
To increase fatty acid synthesis in muscle
【单选题】Which of the following statements is CORRECT?
A.
The accident occurred on a bridge,
B.
The accident occurred in New Delhi.
C.
There were about 600 casualties.
D.
Victims were rescued immediately.
【简答题】听下面一段材料，回答第1-4题。 1. Who could the man speaker most probably be? A. A person who saw the accident. B. The driver of the lorry. C. A police officer. 2. What was Mrs. Franks doing when the accident took ...
【简答题】有一换热设备,准备在其外面包以两层保温材料.要达到良好的保温效果,应将导热系数较小的保温包A. 外层 B. 内层 C. 外层或内层
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