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【单选题】
下列弱电解质溶液中,pH最大的溶液是A.
0.01mol/L NH3 ·H2O
B.
0.01mol/L HAc
C.
0.1mol/L HAc
D.
0.1mol/L NH3 ·H2O
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皮皮学刷刷变学霸
举一反三
【单选题】铣削时刀具半径补偿的应用之一是( )。
A.
(A)用同一程序,同一尺寸的刀具可实现对工件的粗精加工;
B.
(B)仅能作粗加工;
C.
(C)仅能作粗加工;
D.
(D)仅能加工曲线轮廓
【单选题】According to the passage, employers ______.
A.
feel that they have not been consulted sufficiently about their needs
B.
consider that cost-consciousness is the most important qualification
C.
are more concerned about the value of the degree than graduates themselves
D.
feel that MBAs will not be necessary because of shrinking management structures
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