皮皮学，免费搜题
登录
搜题
【单选题】
当UG8型表盘式液压调速器进行供油量调节,使柴油机的转速稳定后,调速器内部的( )位置发生变化。答案A.
小反馈活塞
B.
大反馈活塞
C.
反馈支点
D.
补偿针阀 UG8型表盘式液压调速器进行供油量调节,在柴油机转速稳定后,由于反馈弹簧的恢复作用,使小反馈活塞逐渐复位,因此小反馈活塞的位置没有发生变化,而反馈支点和补偿针阀位置在调节时没有变化。故在柴油机转速稳定后调速器内部位置发生变化的是大反馈活塞。
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
反馈参考答案：
举一反三
【单选题】Global warming is already cutting substantially into potential crop yields in some countries—to such an extent that it may be a factor in the food price【C1】______ that have caused worldwide stress in ...
A.
decreases
B.
reductions
C.
increases
D.
additions
【单选题】Nevertheless, the United States maintained its military ______ in some African and West ern Asian countries despite international protest.
A.
attachment
B.
involvement
C.
interaction
D.
communication
【单选题】Recently, the Chinese government gave some examples of _______ Dalai Lama’s visiting foreign countries had affected China.
A.
that
B.
what
C.
how
D.
whether
【多选题】胶凝材料按其化学成分分为（ ）、（ ）。无机胶凝材料按其硬化条件不同分为（ ）、（ ）。
A.
无机胶凝材料
B.
有机胶凝材料
C.
气硬性胶凝材料
D.
水硬性胶凝材料
【单选题】Why does the student mention the African Student Association?
A.
Because some jazz lovers are from the African Student Association.
B.
Because African music has influenced jazz.
C.
Because the African Student Association once held a jazz concert.
D.
Because the African Student Association plays jazz very well.
相关题目：
参考解析：
知识点：
题目纠错 0
发布
