一对外啮合斜齿轮的齿数关系可能是（）
A.齿数相等
B.模数相同
C.轮齿的斜齿齿向相反
D.旋向相反
参考答案：B, C, D
The nurse is caring a client in an acute care mental health program. The client refuses his morning dose of an oral antipsychotic medication and believes he's being poisoned. What should the nurse do
A．Crushing the medication and putting it in his food.
B．Consulting with the physician about a plan of care.
C．Administering the medication by injection.
D．Omitting the dose and trying again the next day.
托收承付是一种可以用于同城结算的方式。( )
