可降低双香豆素抗凝作用的药物是:()
A、氯霉素
B、水杨酸类
C、肝素
D、鱼精蛋白
E、苯巴比妥
参考答案:C
焊接变形后矫正方法包括()矫正法,()矫正法。
The next day the clerk refused to register the people Henry brought in because they were not able to read.
A.True
B.False