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【判断题】
碱骨料反应被称为是混凝土中的“癌症”，具有碱活性的骨料不得用于混凝土中。A.
正确
B.
错误
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举一反三
【简答题】A caretaker speech, also called m______ or babytalk, is the type of modified speech typically addressed to young children.
【单选题】Which of the following is not mentioned as a type of business English?
A.
Commercial ads
B.
m emorandum
C.
business correspondence
D.
operation manuals
【单选题】Which of the following is not mentioned as a type of business English?
A.
m emorandum
B.
business correspondence
C.
operation manuals
D.
commercial advertisements
【单选题】[TB5-1] 钢筋混凝土梁中配置受压纵筋后（ ）。
A.
既能提高正截面受弯承载力，又可减少构件混凝土的徐变
B.
加大构件混凝土徐变
C.
只能减少构件混凝土的徐变
D.
只能提高正截面受弯承载力，不影响构件混凝土的徐变
【单选题】钢筋混凝土梁中配置受压纵筋后( )。
A.
只能提高正截面受弯承载力，不影响构件混凝土的徐变
B.
既能提高正截面受弯承载力，又可减少构件混凝土的徐变
C.
加大构件混凝土徐变
D.
只能减少构件混凝土的徐变
【单选题】Which of the following is not mentioned as a type of business English?
A.
operation manuals
B.
m emorandum
C.
business correspondence
D.
commercial advertisements
【单选题】What type of microorganism is M. pneumoniae?
A.
Virus
B.
Bacterium
C.
Fungus
D.
Protein
【单选题】In the inheritance of MN blood type of human, when the man with M type married to a women with N type, their children have MN blood type. What is the inheritance type of this phenomenon?
A.
Incomplete dominance
B.
Mosaic dominance
C.
Codominance
D.
Complete dominance
【单选题】钢筋混凝土梁中配置受压纵筋后（ ）
A.
既能提高正截面受弯承载力，又可减少构件混凝土的徐变
B.
加大构件混凝土徐变
C.
只能减少构件混凝土的徐变
D.
只能提高正截面受弯承载力，不影响构件混凝土的徐变
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