【单选题】— that he managed toget the information? — Oh, a friend of his helped him. [ ]
【单选题】ZYJ7-220+120/1800+4200型电液转辙机的工作电流为()A。
【单选题】ZYJ7-220/1800型电液转辙机工作电流不大于()。
【简答题】简述ZYJ7型电液转辙机室内控制电路的工作原理。
【单选题】ZYJ4-200型电液转辙机工作电流不大于( ):
【单选题】The fact that she was foreign made _____ difficult for her toget a job in that country. [ ]
【多选题】有关污水综合排放标准中一类污染物的规定,说法错误的有()。
A.
不分行业,根据排放去向分为一级、二级和三级排放标准
B.
不分行业和污水排放方式,一律在车间排放口执行标准限值
C.
不分行业和污水排放方式,一律在单位排放口执行标准限值
【单选题】ZYJ4-200型电液转辙机工作电流不大于()。
【简答题】My father had once made a quixotic plan, which was turned down by MacArthur, toget closer to the camp by joining the Philippine guerrillas. 查看材料
【判断题】ZYJ7型电液转辙机的工作电流应不大于2A。