A300

?8492.The purpose of restrictors in hydraulic systems is to

发布于 2021-02-18 22:10:56

【单选题】
A ?control the rate of movement of hydraulically operated mechanisms.
B ?allow the flow of fluid in one direction only.
C ?lower the operating pressure of selected components.

关注者

0

被浏览

97

mylove 2023-02-18

这家伙很懒，什么也没写！

此回答被采纳为最佳答案，开通VIP会员可查看

1 个回答

撰写答案

请登录后再发布答案，点击登录

关于作者

scsacsdacsd

这家伙很懒，什么也没写！

提问

回答

855

被采纳

855

关注TA

发私信

相关问题

1

?8489.If hydraulic fluid is released when the air valve core of the accumulator is depressed, it is evidence of

2

?8490.Although dents in the heel of a bend are not permis- sible, they are acceptable in the remainder of the hydraulic tube providing they are less than what percent of the tube diameter?

3

松弛的；疏忽的

4

?8491.If the hydraulic system pressure is normal while the engine-driven pump is running, but there is no pressure after the engine has been shut off, it indicates

5

（使）缓慢；（使）松懈

6

可用的；可获得的

7

?8493.A common cause of slow actuation of hydraulic components is

8

?8494.A loud hammering noise in a hydraulic system having an accumulator usually indicates

9

可用于

10

?8495.Teflon hose that has developed a permanent set from being exposed to high pressure or temperature should

发布
问题

手机
浏览

扫码手机浏览

在线
客服