问题 多项选择题

ZXD1500(V3.0)整流模块的“三遥”的内容中,整流模块向监控单元上传的信号有()。

A、交流输入过/欠压

B、PFC输出过/欠压

C、输出过流/过压/过温以及风扇故障

D、整流器在位信号

答案

参考答案:A, B, C, D

听力题

完成下列句子,每空一词(18分)

小题1:Our classroom should be           ________ (打扫) after class every day.

小题2:         (担心着)the time available, she made a list of the sites  

she wanted to visit.

小题3:Playing games on the Internet                          (占用) most of his time .

小题4:                 (暴露) the wind and rain, the car looks quite old.   

小题5:We can’t                                      (专注地) studies with the cars’ noises going on.

小题6:除了几个单词外,我对法语一无所知。

                         a few words, I do not know any French at all .

小题7:结果,我患了时间滞后症。

As a result, I                                     “time lag”.

小题8:英格兰被分成三个主要的地区。

England can be                                       three main areas.

小题9:我看不见王平,迷路了。

I                                                   Wang Ping, and got lost.

小题10:托尼踢足球时,他的腿受伤了。

Tonny               one of his legs                  when                  football.

小题11:今天下午教室里竟然一个人也没有,真是奇怪。

_____ was                        there shouldn't have been any student in the classroom.

小题12:未来,地铁将会逐步取代公共汽车成为人们的主要交通工具。

The underground will            _______             ______ the bus to become the main vehicle for the people in the future.

小题13:陈水扁想把台湾从中国分裂出去的企图永远不可能得逞。

Chen Shuibian's attempt to     Taiwan       ____China could not be achieved  forever.

小题14:你认为她会在何时去北京?

When do you think                                      Beijing?

填空题