问题 问答题 简答题

更换轧辊需注意的事项?

答案

参考答案:

将拉杆护筒拆除,使用专用打压工具(打压400—450bar)依次将三个轧辊拆下

1)清理机座上杂物及油污和轧辊上螺纹及轧辊轴端面齿;

2)检查密封环有无变形,如变形应及时更换;

3)安装好密封圈,并使用专用打压工具(打压400-450bar)依次将三个轧辊安装完毕;

4)仔细检查拉杆护筒(即拉杆帽)的青壳纸垫,如有破损应及时更换,安装拉杆护筒螺杆要拧紧,螺杆滑丝要及时更换螺杆或对螺纹进行攻丝处理,以免漏油;

5)调好开口后将机械锁离合器调至锁紧位置,装上锁柄定位盖(即锁帽)并紧固。

6)更换轧辊后一次水水箱中水不宜加得过多,以免水温上升较慢。

完形填空

People will feel excited when it comes to holidays. But holidays can also be a very lonely time, particularly for those who spend the holidays alone. Here are some tips to keep yourself balanced and productive over the holidays.

Plan your time in advance

You’ll have several days to fill up, so plan ahead. Find books and movies you have always wanted to read and watch, and make a list of events that you’d like to attend.__小题1:____Make a list of things you have always wanted to do but never had the time for. See this time alone as a gift: a stretch of time where you have total control to do whatever you want. Use it wisely.

小题2:______

Extroverts can reach out to others during the holidays. Note that scheduling time to talk with friends and loved ones makes contact more likely to happen. Introverts who tend to avoid social contracts get support from the inside, so journaling and taking some time for personal reflection is a good idea.

Don’t wallow(沉溺)

Holidays alone tend to be times when beating yourself up and getting depressed are more likely to happen.___小题3:___ Be grateful some people who are enduring family dinners wish they were in your place. Do something fun, instead!

Volunteer

Food banks, shelters and crisis centers are short-staffed during holidays when the demand is greatest. Helping out those in need will make you feel good, and will brighten other people’s holidays in turn.

___小题4:_____

Do something kind. It might be feeding birds or squirrels in the park or buying sandwich for a homeless person. It will make you feel lighter and more grateful for what you have.

Have faith

If you are religious, find a church service to attend, or seek out something you regard as spiritual such as meditation, yoga, exercise, a walk in the park, or being around animals. Use this as an opportunity to fill your spiritual juice.

___小题5:______

A.Random Act of kindness

B.Accept Invitations.

C.Find support

D.Avoid solo holiday depression by considering it as an opportunity to growE. Following those advice on having a holiday, you shall get a wonderful whether you are extroverted or introverted.

F. Holiday is a nice thing for all the person whether you are successful of not.

G. Without a plan, you might find yourself being alone and bored, which will lower your spirits..

单项选择题 A3/A4型题