钻孔接近老巷，必须有瓦斯检查员或矿山救护队在现场值班，检查空气成分。
参考答案：对
He is a kind man and easy .[ ]
A. getting along with
B. getting along
C. to get along with
D. to get on
100级洁净厂房用于（）
A.粉针剂原料药物的精制、烘干、分装
B.复方氨基酸输液的配液
C.棕色合剂（复方甘草合剂）的制备
D.注射用胰蛋白酶的分装.压塞
E.0.9％氯化钠注射剂（2ml）的配液
