钢中常见的显微组织有哪些?
参考答案:
铁素体、渗碳体、奥氏体、马氏体、珠光体、索氏体、屈氏体、贝氏体。
--- Robert is indeed a wise man.
---Oh, yes. How often I have regretted_______his advice!
A.to take
B.taking
C.not to take
D.not taking
可致绝对性红细胞增多的情况是
A.严重的肺气肿
B.妊娠
C.频繁腹泻
D.部分老年人
E.大面积烧伤