肉芽组织(granulation tissue)
参考答案:
由新生的毛细血管及成纤维细胞和各种炎细胞组成,肉眼呈鲜红色,颗粒状,柔软湿润,形似鲜嫩的肉芽,故称为肉芽组织。
排列对话顺序
A. How much is this that?
B. I’ll take it.
C. Can I help you?
D. It’s twelve dollars.
E. Yes, please. I want a hat.
F. Here you are.
G. You’re welcome.
H. Thank you.
I. We have hats in all colors.
1. ________ 2. ________ 3. ________ 4. ________ 5. ________ 6. ________
7. ________ 8. ________ 9. ________
应怎样计算泥浆的静切力?