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【多选题】
[多选题]下列哪些是碾压混凝土重力坝的特点( )A.
工艺程序,水泥用量少
B.
节省支模支模时间
C.
降低工程造价
D.
温度控制复杂
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】The instruction in the first language is a key part of a good bilingual program.
A.
Y
B.
N
C.
NG
【单选题】Which values are not permitted to be part of the primary key? ( )
A.
alpha-numeric characters
B.
punctuation
C.
special characters
D.
NULL
【简答题】目前国内培养的单细胞藻种类有哪些?
【单选题】Bill Gates believes Google is a key part for his company to earn profits.
A.
Right
B.
Wrong
C.
Doesn't Say
【单选题】Bill Gates believes Google is a key part for his company to earn profits.
A.
Right
B.
Wrong
C.
Doesn't say
【多选题】What are the key elements of the statement of purpose in the introdution part?
A.
Model verbs
B.
Purpose Noun
C.
Action Verb
D.
Topic
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