正洗时间由PLC控制时,通常为()。
(A)20min
(B)30min
(C)40min
(D)50min
参考答案:C
The most effective health-promotion measure related to glaucoma that the nurse could teach clients is which of the following
A. Appropriate blood pressure control.B. Prompt treatment of all eye infections.C. Avoidance of extended-wear contact lenses by older people.D. Annual intraocular pressure measurements for people older than 40 years.
非定量包装的计重商品验收应选择()。
A.检斤验收法
B.理论换算法
C.抄码抽算法
D.点件法