铁碳合金相图是研究铁碳合金组织与性能关系的基础性工具。
参考答案:对
-I think you should give Susan a call and make an apology to her.
-____ . It was her fault. [ ]
A. No way
B. No doubt
C. No wonder
D. Not at
下列凝血因子中,肝脏和肝外组织都可合成的是()
A.因子Ⅰ
B.因子Ⅱ
C.因子Ⅶ
D.因子Ⅷ
E.因子Ⅹ