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【多选题】
下列不是食品添加剂的有()A.
苏丹红
B.
亚硝酸盐
C.
吊白块
D.
三聚氰胺
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举一反三
【简答题】墙体在设计上的要求有那些?
【简答题】Any climber who ...
【简答题】Section III Writing Part A Write a notice for the Office of Peking University to inform the teachers, workers and some students of a meeting to commend the advanced teachers and workers. Do not sign y...
【简答题】Section III Writing Part A 51. Directions: Write an email to the freshmen in your department to recommend a book club. In your email you should include the details you think necessary. You should wr...
【单选题】Any climber who neglects these simple precautions does so _______________.
A.
hybrid
B.
at their peril
【单选题】Any climber who neglects these simple precautions does so___ his peril.
A.
at
B.
for
C.
with
D.
to
【单选题】Φ8@200表示直径为8mm，( )的HRB235级钢筋。
A.
钢筋中心距为200mm
B.
钢筋间距为200mm
C.
相邻钢筋中心距为200mm
D.
相邻钢筋间距为200mm
【简答题】Any climber who neglects these precautions does so ___ his peril.
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