正常新生儿脑脊液中,白细胞数为
A.10乘以十的六次方/LB.15乘以十的六次方/LC.20乘以十的六次方/LD.25乘以十的六次方/LE.30乘以十的六次方/L
参考答案:C
裂解气酸性气体经碱洗不合格时,处理的方法有()。
A、提高碱性浓度
B、增加碱液循环量
C、提高补碱量
D、提高塔釜液面,增大停留时间,适当补水,多次排放
---I don’t like the guest that is coming to visit this evening.
---_________ you feel about him, try to be polite.
A.How
B.What
C.Whatever
D.However