《线路设备状态评定评分标准》规定,CRTSⅠ型板式轨道凸形挡台Ⅲ级伤损,每处扣()分。
A.8
B.7
C.6
D.5
参考答案:A
下列四个反应中,酸所体现的性质与其他三者有所不同的是
A.Cu+2H2SO4CuSO4+SO2↑+2H2O
B.H2S+H2SO4S↓+SO2↑+2H2O
C.Ag+2HNO3AgNO3+NO2↑+H2O
D.3Fe3O4+28HNO39Fe(NO3) 3+NO↑+14H2O
Famous a writer, Lu Xun is well-known Chinese his wonderful works. [ ]
A. like; for; as
B. for; to; as
C. as; to; for
D. to; as; for