某企业批量生产一种零件,投产批量为5件,经过4道工序加工,按照加工顺序,单件每道工序

题型:单项选择题

问题:


某企业批量生产一种零件,投产批量为5件,经过4道工序加工,按照加工顺序,单件每道工序作业时间依次为20分钟、10分钟、20分钟、15分钟,假设零件移动用时为零。

将一个批次的该种零件全部生产出来,工序间搬运次数最少的零件移动方式是( )。

A.平行移动方式

B.顺序移动方式

C.平行顺序移动方式

D.交叉移动方式

考点:初级工商管理经济师初级工商管理专业知识与实务真题2009年
题型:单项选择题

You Are What You Eat

Keeping beter eating habits can help you reduce(减少)disease.A healthy eating plan means choosing the right food to eat and preparing foods in a healthy way.

_____________________________

Do you often change your toothbrush?Maybe you think it is not necessary.A study shows old toothbrushes bring disease. You should often change your toothbrush.

Exercise

Swimming,running,skating,skiing,dancing,walking and some other activities can help you keep healthy.You should exercise at least three times a week and for twenty minutes or more each time.Do it.

Plan Out Your Life

You should have breakfast before you go to school.Have a proper(合适的)meal for lunch.Follow a health diet.

小题1:What’s the passage mainly about?

A. Healthy food.      B. Healthy lifestyle(生活方式).    C. Healthy sports.

小题2:What’s the best title(标题) for the second paragraph?

A. Man’s Disease     B. Disease       C. Watch the Toothbrush

小题3:You should exercise at least _________ a week.

A. an hour        B. twenty minutes      C. half an hour

小题4:From the passage,we know_________ can help us keep healthy.

A. proper diet    B. sleep and exercise    C. proper diet and exercise

小题5:What does a healthy eating plan mean?

A. Choosing the right foods.

B.Cooking the foods in a healthy way.

C.Both A and B.

题型:单项选择题

在Visual FoxPro的数据库表中只能有一个( )。

A.候选索引

B.普通索引

C.主索引

D.唯一索引

题型:单项选择题

瘤胃内的微生物主要为()、()、()。

题型:单项选择题

剪纸艺术构成的形式随内容而异,主要是为了解决局部与整体的关系,是()原理的具体表现。

题型:单项选择题

叙述手法肌力测定的方法。

更多题库