They do this by doing well-informed about their subjects, being honest in what they say, by using sound evidence, and by employing（）reasoning. ["valley","value","vary","valid"]
直埋光缆与非同沟的直埋通信线路之间平行隔距不小于（）米。 ["0.5米","0.75米","1米","1.5米"]
（）应当将突发环境事件发生单位的环境违法信息记入社会诚信档案，并及时向社会公布。 ["环境保护部门","人民政府","最高人民政府","民政局"]
规定“对于连续发生突发环境事件，或者突发环境事件造成严重后果的地区，有关环境保护主管部门可以约谈下级地方人民政府主要领导”的是《突发环境事件调查处理办法》第（）条。 ["十七","十八","十九","二十"]
空白重要凭证实行（）制度。 ["统一管理","分级负责","按周核对","专人专管"]
简述CRH380B型重联解编后简略制动试验的操作办法。
