【判断题】【消耗次数:1】
 柱塞泵 几种形式。
正确
错误
参考答案:
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相关题目
【单选题】 柱塞泵可分为径向柱塞泵和( )两在类。
①  齿轮泵
②  叶片泵
③  轴向柱塞泵
【判断题】 柱塞泵按柱塞的排列和运动方向不同,可分为径向柱塞泵和轴向柱塞泵两大类。该说法( )
①  正确
②  错误
【单选题】 关于柱塞泵,下列说法不准确的是( ) 。
①  可以实现变量
②  容积效率高
③  结构相对简单
【判断题】 轴向柱塞泵是通过改变 斜盘的角度 来实现变量的。
①  正确
②  错误
【判断题】 轴向柱塞泵包括直轴式和斜轴式两种。该说法( )
①  正确
②  错误
【判断题】 单作用叶片泵和径向柱塞泵是通过改变转子和定子的偏心距来实现变量
①  正确
②  错误
【判断题】 柱塞泵是靠柱塞在缸体中作往复运动造成密封容积的变化来实现吸油与压油的液压泵。该说法( )
①  正确
②  错误
【判断题】 轴向柱塞泵是将多个柱塞轴向配置在一个共同缸体的圆周上,并使柱塞中心线和缸体中心线平行的一种泵。该说法( )
①  正确
②  错误
【判断题】 轴向柱塞泵的优点:结构紧凑、径向尺寸小;惯性小,容积效率高。该说法( )
①  正确
②  错误
【判断题】 轴向柱塞泵一般用于工程机械、压力机等高压系统中。该说法( )
①  正确
②  错误
随机题目
【单选题】 Bread and butter ____ liked by Westerners.
①  is
②  are
③  were
④  be
【单选题】 I don’ t think it’ s important, _____?
①  doesn’ t
②  is it
③  do I
④  isn’ t
【单选题】 You’ d rather have a cup of tea than have a cup of coffee, _____?
①  wouldn’ t you
②  hadn’ t you
③  would you
④  had you
【单选题】 Without his timely help, we _____ all these in such a short period of time.
①  dont accomplish
②  have not accomplished
③  should not accomplish
④  would not have accomplished
【单选题】 I am sorry I have no time at present to ____ more detail or give you an account of other cities of interest.
①  bring into
②  take into
③  come into
④  go into
【单选题】 He cannot ____ a car, for he does not earn much money.
①  obtain
②  afford
③  donate
④  consume
【单选题】 It’s not fair that you come home after a bad day at work and ____ your wife and children.
①  take it out on
②  take out it on
③  take out on
④  take on it with
【单选题】 A ____ person is one who is easily hurt or offended by things that people do or say.
①  sensitive
②  sensible
③  smar
④  wise
【单选题】 Don’ t forget to put the book back on the shelf, _____?
①  do you
②  don’ t you
③  will you
④  won’ t you
【单选题】 Beth could ____ her coat because it had large red buttons.
①  recognize
②  prove
③  define
④  claim