人工制冷
参考答案:
利用制冷剂从较低温度的物体中连续或间接的地吸热,然后散热于周围环境中。
用was或were完成下面的对话。
A: Yesterday morning 1. I _____ , um, 2. I _____ … Oh, I can't remember! Where 3._____ I?
B: You 4._____ at school. You 5._____ in your office.
A: Yes, that's right. I 6._____ in my office. And yesterday afternoon I 7._____ …,er …
B: You 8._____ at a meeting.
A: Ah, yes! I 9._____ at a meeting. Then in the evening I 10._____ at home.
B: No, you 11._____ with your students. You12. _____ in a restaurant.
A: Ah, and my daughter 13. _____ there, too.
B: No, she 14._____ at home.
下列哪些情况可诊断为糖尿病
A.连续两次空腹血糖大于等于7mmol/I。
B.随机血糖大于等于7mmol/L
C.餐后尿糖(+)
D.有明显“三多一少”症状,随机血糖大于等于11.1mmol/L
E.OGTT两小时血糖大于等于11.1mmol/L