【判断题】【消耗次数:1】
叠片过滤器可以作为抽取地下水灌溉的一级过滤器
正确
错误
参考答案:
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相关题目
【单选题】 下面哪种可以作为过滤器条件?()
①  随块
②  绿色
③  随层
④  颜色
【单选题】 下面哪种可以作为过滤器条件?
①  绿色
②  颜色
③  随块
④  随层
【单选题】 以下最适合做地表水一级过滤器的是()
①  A砂石过滤器
②  B网式过滤器
③  C叠片过滤器
④  D离心过滤器
【判断题】 分水过滤器属于二次过滤器,具有较强的滤灰能力。
①  正确
②  错误
【单选题】 一般空气过滤器基本上是由( )和( )组成的。
①  泡沫塑料、棉布
②  陶瓷、纸质
③  壳体、滤芯
④  金属网、织物
【单选题】 过速精度是指过滤器滤芯滤去杂质的粒度大小。该说法( )
①  正确
②  错误
【单选题】 空调系统空气处理机组的粗过滤器应装在哪个部位? ( )
①  新风段
②  回风段
③  新回风混合段
④  出风段
【判断题】 一般空气过滤器基本上是由壳体和滤芯所组成的,按滤芯所采用的材料不同又可分为纸质、织物、陶瓷、泡沫塑料和金属等过滤器。该说法( )
①  正确
②  错误
【单选题】 箱体侧壁应设置油位计;过滤器的安装置应便于装拆;箱内各处应便于清洗。该说法( )
①  正确
②  错误
【判断题】 过滤器的功用在于过滤混在液压油中的杂质,使进入到液压系统中的油液的污染度降低,保证系统正常地工作。该说法( )
①  正确
②  错误
随机题目
【单选题】 By the time he was twelve, Edison____ to make a living by himself.
①  would begin
②  has begun
③  had begun
④  was begun
【单选题】 The popular singer who had been praised very highly____ to be a great disappointment.
①  turned in
②  turned out
③  turned up
④  turned down
【单选题】 Mary realized she ____ .
①  is made fun of
②  was making fun of
③  was being made fun of
④  is being made fun of
【单选题】 We often get _______ when people cut in line.
①  annoying
②  annoyed
③  to annoy
④  annoy
【单选题】 _______ the bad storm Tom delivered the newspapers on time.
①  In favor of
②  In spite of
③  In front of
④  In charge of
【单选题】 One of my ____ sentences is: there is no smoke without fire.
①  faithful
②  favorite
③  favorable
④  famous
【单选题】 Theboysspentthewholemorning____ possibleanswerstothequestion.
①  discuss
②  to discuss
③  discussing
④  discussed
【单选题】 At the meeting they all kept ____.
①  silence
②  silently
③  silent
④  quietly
【单选题】 Woman: Bob, do you think you can lend me fifty dollars? Bob: Let me see. ____
①  You know I have no money at all.
②  Sorry, I don’t think I have much with me.
③  I don’t think you should do it.
④  Oh, I have quite a lot.
【单选题】 --Good morning,John. How are you doing?--________________
①  Im pleased.
②  Good night.
③  Not so bad. And you?
④  How do you do?