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【判断题】
汽车底盘测功的目的仅是测量驱动轮输出功率，评价汽车的动力性。A.
正确
B.
错误
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反馈参考答案：
举一反三
【简答题】Write formulas:
【简答题】To the formulas for the circle(圆) correspond the following formulas for the hyperbola(双曲线).
【单选题】Traditional math regards constructivist maths curriculum as memorizing simple formulas.
A.
Y
B.
N
C.
NG
【单选题】In addition to writing your own formulas, you can use predefined formulas called ____.
A.
values
B.
functions
C.
labels
D.
calculations
【单选题】if p、q and r are Boolean variables, which of the following formulas is (are) autological? ( ) Ⅰ. (┐P→q)→(p∨q) Ⅱ. (p→r)∧(┐p→q) ∧┐r
A.
none
B.
Ⅰ only
C.
Ⅱ only
D.
Ⅰ and Ⅱ
【单选题】The formulas of oxoacids are derived from _____
A.
the corresponding oxocations by adding enough hydrogen ions.
B.
the corresponding oxoanions by adding enough negative charges.
C.
the corresponding oxoanions by adding enough hydrogen ions.
D.
the corresponding oxocations by adding enough negative charges
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