封孔前必须清除孔()、(),封孔一般采用砂浆封孔或封孔器具直接封孔。
参考答案:内煤、岩粉
情景交际。
Betty:It's Tony's 1 on Saturday. 2 shall we send him?
Lingling:Let's 3 him a birthday card.And we often make a cake 4 his birthday.
Betty:Yes.Let's make a cake.He loves cakes.
Daming:OK,and what 5 a birthday present?
Lingling: 6 give him a computer games.
Betty:No,he never 7 computer games.He often listens to music.Let's give him a CD.
Lingling:He often 8 football.Let's go to a football match on Saturday.
Betty:OK.Let's have a birthday 9 .
Daming:A birthday party!That's a great 10 !Tony always likes parties.
患者男性,40岁,三月前受凉后出现四肢关节疼痛,游走不定,关节屈伸不利,起病之初曾有恶风,发热,纳可,二便调。舌淡红,苔薄白,脉浮紧。如果病人日久不愈,肝肾气血亏虚,则应投以()
A.独活寄生汤
B.桃红饮
C.蠲痹汤
D.薏苡仁汤
E.舒筋汤