汽缸膨胀时,在汽缸纵向中心线上膨胀死点左侧的部分移动方向是()
A.向左
B.向右
C.向左且斜向上
D.向左且斜向下
参考答案:A
Mrs Li: Hello, 68178502.
David: Hello. 小题1:____________________________________?
Mrs Li: Sorry. 小题2:_____________________________. Can I take a message?
David: Yes. This is David, Bruce’s friend. I want to ask for some Chinese pictures .
I know he had got some . I’m not sure if(是否)give me one or two.
Mrs Li: OK. 小题3:______________________. Would you like him to ring you back later?
David: Well. I won’t be at home later this day. Would you please ask him to ring me tomorrow morning?
Mrs Li: Sure 小题4:______________________________________________?
David: Oh, sorry. My telephone number has changed. The new number is 66129853.
Mrs Li: OK. I’ll write a message for him.
David: 小题5:_______________________________.Goodbye.
Mrs Li: Bye!
眼球破裂伤患者,眼内容物脱出,眼球凹陷,前房充满积血,视力仅存光感,其处理原则
A.摘除眼球
B.清创缝合,根据病情再行二期手术
C.缝合创口,前房冲洗
D.缝合创口,联合玻璃体切除术
E.放弃治疗