烯烃分离设计年运行时间为（）。装置每年生产（）乙烯产品和（）丙烯产品 发布时间：2019-10-21 04:03 │ 来源：www.tikuol.com 题型：填空题 问题： 烯烃分离设计年运行时间为（）。装置每年生产（）乙烯产品和（）丙烯产品
题型：填空题 完形填空。 Face adversity(逆境 )with a smile I told my friend Graham that I often cycle the two miles from my house to the town centre but unfortunately there is a big hill on the route. He replied, "You mean _1_." He explained that I should be glad of the 2 exercise that the hill provided. My 3 to the hill has now changed. I used to 4 as I approached it but now I tell myself the following. This hill will exercise my heart and lungs. It will help me to 5 and get fit. It will mean that I live longer. This hill is my friend. 6 , I have a smile of 7 as I reach the top of the hill. Problems are there to be faced and 8 .We cannot achieve anything with a/an 9 life. Helen Keller was the first deaf and blind person to 10 an University degree. She wrote, "Character cannot be 11 in ease and quiet. Only through 12 of trial and suffering can the soul be strengthened, vision cleared, ambition inspired and success achieved." One of the main 13 of success in life is our attitude towards adversity. At times we all face hardships, problems, accidents and difficulties. 14 we cannot choose the adversity, we can choose our attitude towards it. Douglas Bader was 21 when in 1931 he had both legs amputated (截肢) following a flying accident. He was 15 to fly again and went on to become one of the leading flying aces (擅长的人). He was a/an 16 to others during the war. He said, "Don't listen to anyone who tells you that you can't do this or that. That's nonsense. 17 your mind, and you'll never 18 crutches(拐杖)or a stick, then have a go at everything. Go to school, join in all the games you can. Go 19 you want to.But never, never let them 20 you that things are too difficult or impossible."( )1. A. straightly ( )2. A. abundant ( )3. A. attitude ( )4. A. climb ( )5. A. put on weight( )6. A. Gradually ( )7. A. satisfaction ( )8. A. understood ( )9. A. tough ( )10. A. gain ( )11. A. founded ( )12. A. happiness ( )13. A. emphasis ( )14. A. While ( )15. A. devoted ( )16. A. appreciation( )17. A. Open up ( )18. A. reject ( )19. A. anywhere ( )20. A. advise B. fortunately B. proper B. access B. confuse B. gain weight B. Finally B. devotion B. clarified B. difficult B. accept B. produced B. experiences B. conflicts B. As B. determined B. qualificationB. Make up B. deliver B. everywhere B. attempt C. carefully C. extra C. entrance C. comment C. lose weight C. Rarely C. decoration C. defeated C. easy C. accomplish C. constructed C. difficultiesC. factors C. Because C. commanded C. inspiration C. Come to C. abandon C. nowhere C. request D. quickly D. necessary D. affection D. complain D. take my weightD. Approximately D. caution D. overcome D. reasonable D. admire D. developed D. pressures D. powers D. If D. forced D. destination D. Come into D. use D. somewhere D. persuade 查看答案
题型：填空题 关于室内净高的说法正确的是（）。A.同一房间室内净高最大负偏差不得大于20mm；同一房间室内净高测量最小值与最大值之差不得超过20mmB.混凝土现浇结构标高（每层）的允许偏差为±10mm，砖砌体标高（每层）允许偏差为±15mmC.地面找平层标高的允许偏差为±8mm，表面平整度允许偏差为5mm，水泥混凝土或水泥砂浆地面面层的表面平整度的允许偏差为5mmD.天棚一般抹灰的表面平整度的允许偏差为4mm 查看答案