(一) 矿山安全技术
煤矿矿井风量按井下同时工作的最多人数计算,每人每分钟供风量不少于( )m3。
A.4
B.6
C.7
D.10
参考答案:A
补全对话。
A: Excuse me! _____ (1) the Zhongshan Park?
B: Go _____ (2) this street, then _____ (3) left at the second turning.
A: _____ (4) _____ (5) is it from here?
B: It's about thirty minutes on foot.
A: Can I _____ (6) a bus?
B: Yes.
A: _____ (7) _____ (8) do I need?
B: The No. 16 Bus.
A: But where is the bus stop?
B: It's on the _____ (9) side of the street.
A: Thank you very much.
B: _____ (10) welcome.
患者,女,26岁,以“颜面皮疹、周身水肿6个月”来诊。孕4次,均出现自然流产。平时无明显口干、眼干,无关节肿痛,有双手遇冷变白。入院后检查尿蛋白
,血小板4.6×109/L,ANA阳性,抗SSA阳性, RF 25 U/L。
诊断明确后,下述治疗不适合的为()
A.TNF-α拮抗药
B.糖皮质激素
C.小剂量阿司匹林
D.免疫抑制药
E.大剂量免疫球蛋白