皮皮学，免费搜题
登录
搜题
【简答题】
什么是信息管理?纵观人类信息管理发展史,信息管理经历了哪几个发展阶段?并简述各阶段的主要特征。
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】A scientist In today's society we are now seeing more children under the age of twelve developing eating disorders. It is estimated that 40% of nine year olds have already dieted and we are beginning ...
A.
It is important to be thin.
B.
It is fashionable to have diet.
C.
It's a shame that children are being robbed of their childhoods.
D.
It's a shame that children are developing eating disorders.
【简答题】采用活性炭罐蒸发回收系统的目的是为了 。
【简答题】调车工作基本要求:及时解编列车和取送车辆,保证无阻碍地接车和正点发车;有效利用调车机车和调车设备,用最少的时间完成调车工作任务; 。
【单选题】A scientist In today's society we are now seeing more children under the age of twelve developing eating disorders. It is estimated that 40% of nine year olds have already dieted and we are beginning ...
A.
It is important to be thin.
B.
It is fashionable to have diet.
C.
It's a shame that children are being robbed of their childhoods.
D.
It's a shame that children are developing eating disorders.
【简答题】对于某基元反应: A ( g)+2B(g)→C(g) 其速率方程为 ( ) , 该反应为 ( ) 级反应。当 B 的浓度增加 2 倍时,反应速率增大 ( ) 倍;当反应器的容积增大到原来的 3 倍时,反应速率增大 ( ) 倍。
【简答题】对于基元 2A(g)+B(g) → D(g) ,在某温度下, B 的浓度固定,将 A 的浓度增加 2 倍,则反应速率常数 ( ) ,反应速率将增加至原速率的 ( ) 倍。
【判断题】贸易与旅游管理学院是适应现代经济建设与社会发展需求,以现代商贸、文化旅游两大专业群为办学方向, 培养具有商贸与文化旅游基础知识,基本技能和实践能力,能胜任各种销售,商贸、旅游、酒店等服务行业工作的应用型人才。
A.
正确
B.
错误
【简答题】We are now living in the modern society. Most of the energy we use for heating, lighting, transportation and manufacturing (制造业) comes from fossil (化石) fuels. These are carbon-based fuels from oil, co...
相关题目：
参考解析：
知识点：
题目纠错 0
发布
