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下列关于实行集中采购的缺点,表述正确的是( )。
难以适应紧急情况采购

难以满足用户多样行需求

采购程序简单

采购周期较长
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  • 在消费者的记忆过程中,主要包括()等环节。 连锁经营管理
  • 联合国《儿童权利公约》的四大原则包括 美育基础
  • 3[单选题] 下列哪个器官被覆单层柱状上皮() A.血管 B.膀胱 C.皮肤 D.小肠组织胚胎学
  • 题型描述: 十选项完形填空You will find that college classes are very different from high school classes. You will have more work and responsibilities without being pushed as much. _ _ _ _ , you will have more freedom – freedom to choose what to study, when to study, or _ _ _ _ to study. You will need to exercise maximum self-discipline. This is the hardest kind of discipline because it is self-imposed(志愿的),and you have only yourself to _ _ _ _ . The decisions you make _ _ _ _ your study habits will be a _ _ _ _ factor in your success, or lack of success in college. _ _ _ _ , you will discover that your instructors _ _ _ _ the ones you have had previously. They will expect you to more _ _ _ _ in your study habits and time management. Remember that much of your learning takes place outside the classroom. Your instructor will give you additional help outside of class if there is evidence that you are putting maximum effort into the course. _ _ _ _ your abilities and skill mastery, you will need to manage your time effectively in order to succeed in college. A schedule _ _ _ _ efficient use of time will enable you to include both work and play. When you get a job, you will soon discover that you do not work only when you wish and as you wish.1、 A. On the other hand B. Nevertheless C. Therefore D. On the one hand 2、 A. who B. whether C. why D. if 3、 A. act as B. turn to C. respond to D. answer to 4、 A. to B. of C. concerning D. towards 5、 A. deciding B. determining C. depending D. demanding 6、 A. In addition B. However C. Nevertheless D. Except that 7、 A. differ from B. are alike C. are similar to D. differ in 8、 A. plunge…yourself B. take…part C. take…initiative D. throw…yourself 9、 A. Concerning B. In spite of C. On the condition of D. Regardless of 10、 A. relied on B. carried on C. related to D. based on统考英语A
  • 半经验模型指人们设法对描述所建立的数学模型,需经实验检验,在理论基础之上的模型加入试验数据进行修正,并确定其模型参数的模型。 计算机辅助设计
  • Who is the author of Moby-Dick? A.Mark Twain B.Herman Melville C.Theodore Dreiser D.Saul Bellow E.美国文学作品选读