如果侧向力完全由导柱来承受,则会发生导柱卡死、()或开模时增加磨损。
参考答案:损坏
Read and choose. 阅读短文,选择正确的答案。
Hello! My name is Jack. I am a boy. I'm twelve years old. I like to go to school. Do you? I often go to
school at 7:30. When does the class begin? At 8:00 in the morning. I work hard at school. I do my math, I
read books and I write. At 12:00 I have lunch and at 4:30 I go home. Then I have supper with my family
at 6:30 in the evening. This is my day. How about you?
1. When is lunch?[ ]
A. At eight o'clock.
B. At twelve o'clock.
C. At eleven thirty.
2. Does Jack like to go to school?[ ]
A. Yes, he does.
B. No, he doesn't.
C. Yes, he is.
3. What does Jack do at school?[ ]
A. Do math.
B. Read and write.
C. Both A and B.
4. What time does Jack go home?[ ]
A. At four thirty.
B. At four.
C. At five thirty.
5. Whom does Jack have supper with?[ ]
A. His teacher.
B. His friend.
C. His father and mother.
(14分)材料一:海尔集团总裁张瑞敏要求公司全体员工树立牢固的创新意识,要在技术创新、制度创新、产品创新、管理创新和竞争氛围上做文章。
材料二:中国科学院甬祥院长提出了新时期的办院方针,即面向国家战略需要,面向世界科学前沿,加强原始科学创新,加强关键技术创新与集成,攀登世界科学技术高峰,为我国经济建设、国家安全和社会可持续发展作出基础性、战略性、前瞻性的重大创新贡献。
(1)上述材料共同说明的主要观点是什么?
(2)试用所学哲学知识说明上述观点的正确性。
(3)这一观点对我们中学生有什么要求和启发?