乳化泵的柱塞球头和滑块的压合部位间隙不大于()mm,应能自由活动。
A.0.09
B.0.06
C.0.1
D.0.07
参考答案:B
根据文章内容,选择最佳答案。
Brian is a school boy. He's twelve. He lives in Shanghai now. He is from England. He studies in a
junior middle school. He gets up at half past six every day. He has breakfast at seven. After that, he
goes to school with his friends. They have four classes in the morning and two in the afternoon. In the
evening he does his homework at home, but he often watches TV on Saturday evening. Brain likes
drawing. He joins an art club. He likes reading story books. Now he is reading an English book in
his room.
1. Brain is a _____.
A. student
B. girl
C. teacher
2. Brain gets up
A. at seven
B. early
C. at six
3. Brain does his homework
A. every evening
B. at school
C. at home
4. Brain likes ______.
A. English and Chinese
B. playing football
C. drawing and reading
5. Brain has ______ classes at school every day.
A. four
B. six
C. five
坚持科技强军战略,把现代科学技术贯穿和运用到军队建设的各个方面。这是为了
A.使我军永远保持人民军队的性质
B.依靠科技加速军队的正规化进程
C.推动部队建设的制度化和法制化
D.提高我军现代化条件下的总体作战能力