一位伤寒患者住在传染病房治疗，此时应采取（）。
A.预防性消毒
B.终末消毒
C.随时消毒
D.化学消毒
E.紫外线消毒
参考答案：B
Nine in ten parents said there were significant differences in their approach to educating their children compared with __ of their parents.
A．those
B．one
C．both
D．that
当制动缸压力大于（）时，1FYJ动作，使LCZJ得电，切断了LC线圈的电源，自动解除电阻制动。
A.100kpa
B.150kpa
C.180kpa
