BTS3900的UPEU单板可提供()路干节点输入,干节点就是指0或1开关量,不能和提供模拟量的传感器相连。
参考答案:8
— I'll do the washing-up. Jack, would you please do the floors?
— ___. [ ]
A. Yes, please
B. No, I don't
C. Yes, sure
D. No, not at all
涎石病最常见于()。
A.舌下腺
B.下颌下腺
C.腮腺
D.唇腺
E.舌腺