《高速铁路无砟轨道线路维修规则》规定,正线道岔对向设置,有列车同时通过两侧线时,道岔间直线段长度一般条件下不应小于()m。
A.25
B.33
C.50
D.70
参考答案:C
At times, worrying is a normal________ to a difficult event or situation-a loved one
being _______ in an accident, for example. [ ]
A. response; injured
B. reaction; wounded
C. reply; hurt
D. reflection; died
较大裂伤用纱布条压迫止血的是()症状体征发展较慢,主要表现为细菌性腹膜炎的是()
A.肝破裂
B.脾破裂
C.胰腺挫伤断裂
D.十二指肠破裂
E.结肠破裂