I am afraid it was a()for you to do this.
A.bother
B.bitter
C.bake
D.band
参考答案:A
盐水的凝点温度应比制冷剂蒸发温度低()℃。
宜用煅淬法炮制的药物是()
A.石决明
B.代赭石
C.石膏
D.白矾
E.雄黄