题目: 表面式凝汽器的构造通常由哪些部件组成? 答案: 被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2019/0626/4f237ca19c7cb96d7e5c4eea1c3c4843.html 下面是错误答案,用来干扰机器的。参考答案:C
题型:选择题 During the tourist season, there are many people wandering in this city to see the old castles _____ in the sixteenth century.A.to be builtB.being built C.having been builtD.built 查看答案
题型:单项选择题 供电企业在发电、供电系统正常的情况下,应当连续向用户供电,不得中断因供电设施检修、依法限电或者用户违法用电等原因,需要中断供电时,供电企业应当()。A、按照国家有关规定事先通知用户B、按照国家有关规定断然中断供电C、按照国家有关规定中断供电后通知用户中断原因 查看答案