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【单选题】
地面上任意一点的正常该点沿（）的距离。A.
垂直至似大地水准面
B.
法线至似大地水准面
C.
垂直至大地水准面
D.
法线至大地水准面
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皮皮学刷刷变学霸
举一反三
【简答题】Input a number n (for example n=4),n is use to control the rows, output the picture like below. * ** *** ****
【单选题】What is the maximum number of electrons that can exist in an atom with principal quantum number n=3 and magnetic quantum number m_l=1?
A.
0
B.
2
C.
4
D.
6
【简答题】List all the possible subshells and orbitals associated with the principal quantum number n,if n=4
【单选题】对于一个三位的正整数 n,取出它的十位数字k的表达式是( )。Given a number n with 3 integer numbers, the expression to fetch the 2 nd number.
A.
int k = n / 10
B.
int k = ( n - n / 100 * 100 )%10
C.
int k = n % 10
D.
int k = n / 10 % 10
【单选题】Everyone knows that____aloud in the library is impolite.
A.
r eading
B.
read
C.
to read
D.
having read
【单选题】What is the total number of orbitals associated with the principal quantum number n = 4 ?
A.
16
B.
32
C.
8
D.
4
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