井下允许有扩散通风、采空区通风和利用局部通风机向采煤工作面通风。
参考答案:错
The young man admitted, after several hours questioning, ______ a wallet from the passenger on the bus. [ ]
A. having stolen
B. to have stolen
C. being stolen
D. to steal
26岁病人,因胎膜早破行会阴侧切术分娩产后10天,出现寒战,高热,体温达39℃,下腹部疼痛,恶露淡血性混浊,有异味,妇科检查冰冻骨盆,且有明显压痛,最可能的诊断是()。
A.急性子宫内膜炎
B.急性输卵管炎
C.急性盆腔结缔组织炎
D.急性盆腔腹膜炎
E.弥漫性腹膜炎