粘土质耐火材料主要成份是()。
A.MgO+Al2O3
B.MgO+SiO2
C.SiO2+Al2O3
参考答案:C
—What does your brother look like?
—____
A. Yes, he is tall. B. He is tall C. No, he isn’t.
疏肝解郁作用较强的组方是:
A.期门、内庭、行间、阳陵泉B.内关、膻中、三阴交、肝俞C.章门、阳陵泉、期门、外关D.期门、太冲、支沟、阳陵泉E.行间、大敦、膻中、肝俞