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【单选题】
新中国成立后,党领导人民在( )年制定了我国第一部宪法。
A.
1949
B.
1950
C.
1952
D.
1954
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参考答案:
举一反三
【单选题】从种子药材中提取强心苷时,为除去油脂,可先采用( )
A.
乙醇回流法
B.
酸提取碱沉淀法
C.
大孔吸附树脂法
D.
石油醚连续提取法
E.
水蒸气蒸馏法
【单选题】从种子药材中提取强心苷时,为除去油脂,可先采用( )
A.
乙醇回流法
B.
酸提取碱沉淀法
C.
碱提取酸沉淀法
D.
石油醚连续提取法
E.
水蒸气蒸馏法
【简答题】Faces, like fingerprints, are unique. Did you ever wonder how it is possible for us to recognize people? Even a skilled writer probably could not describe all the features that make one face different...
【简答题】Faces, like fingerprints, are unique. Did you ever wonder how it is possible for us torecognize people? Even a skilled writer probably could not describe all thefeatures that make one face different f...
【单选题】从种子药材中提取强心苷时,为除去油脂,可先采用( )
A.
乙醇回流法
B.
酸提取碱沉淀法
C.
石油醚连续提取法
D.
水蒸气蒸馏法
【多选题】( )是全面深化改革的出发点和落脚点
A.
促进社会公平正义
B.
促进经济发展
C.
增进入民福祉
D.
增进社会和谐
【简答题】从种子药材中提取强心苷时,为除去油脂,可先采用( )
【简答题】Faces, like fingerprints, are unique. Did you ever wonder how it is possible for us to recognize people? Even a skilled writer probably could not describe all the features that make one face different...
【简答题】By this, we mean how is your team going to use the tools in a way that can best make you ? (production)
【单选题】从种子药材中提取强心苷时,为除去油脂,可先采用( )
A.
乙醇回流法
B.
酸提取碱沉淀法
C.
大孔吸附树脂
D.
石油醚连续提取法
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