土的固结

题型:名词解释

问题:

土的固结

考点:土质学与土力学土质学与土力学题库
题型:名词解释

核磁共振氢谱是指有机物分子中的氢原子核所处的化学环境(即其附近的基团)不同,表现出的核磁性就不同,代表核磁性特征的峰在核磁共振上出现图上出现的位置(化学位移,符号为δ)也就不同。现有一物质的核磁共振氢谱如图所示:

[ ]

A.CH3CH2CH3

B.CH3CH2CH2OH

C.

D.CH3CH2CHO

题型:名词解释

爆破工所领取的爆炸材料,不得遗失,但可以转交下一班人员。()

题型:名词解释

第三节:完形填空(共13小题;每小题1分,满分13分)

阅读下面短文,掌握其大意,然后从41—53各题所给的四个选项中,选出最佳选项,并在答题卡上将该项涂黑。

As she walked round the large shop, Edith realized how difficult it was to choose a suitable Christmas __41__for her father.

She __42__that he were as easy to please as her mother, who was __43__satisfied with perfume(香水). Besides, shopping at this time of the year was a most tiring job. People __44_on your feet, pushed you with their shoulders and almost knocked you over in their hurry in order to find something cheap ahead of you.

Partly to have a rest, Edith paused in front of a counter, where some beautiful ties were on __45__. "They are __46__silk," the shop assistant told her with a smile trying to __47__her to buy one. But Edith knew from past __48__that her choice of ties hardly ever pleased her father.

She moved on slowly and then, quite by chance, stopped where a small crowd of men had gathered round a counter. She found some fine pipes on sale and the __49__were very beautiful. Edith did not hesitate for long, although her father __50__ smoked a pipe once in a while, she believed this was certainly to please him.

When she got home, with her small but __51__present hidden in her handbag, it was time for supper and her parents were already at table. Her mother was in great __52__. "Your father has at last decided to stop smoking," she told her daughter happily. Edith was so __53__that she could not say a single word.

41. A. suit            B. card                 C. thing          D. gift

42. A. believed        B. wished           C. hoped        D. supposed

43. A. never          B. seldom          C. always              D. scarcely

44. A. walked             B. stepped          C. lifted         D. stood

45. A. time           B. show             C. board         D. duty

46. A. real               B. cheap            C. poor          D. exact

47. A. hope             B. ask            C. force          D. persuade

48. A. experience               B. things            C. books         D. school

49. A. money             B. cigarette        C. shapes        D. shop

50. A. always         B. nearly            C. only           D. never

51. A. cheap                   B. well-chosen    C. expensive   D. ready-made

52. A. excitement        B. anger          C. sadness       D. disappointment

53. A. glad             B. happy            C. surprised    D. excited

题型:名词解释

用于过程分析的基本符号中,符合“□”的含义是()

A.加工

B.延误

C.搬运

D.检验

题型:名词解释

下图为我国某地地形发育示意图,读图回答下列各题。

图中甲地反映的地形主要分布在我国的()

A.云贵高原

B.黄土高原

C.内蒙古高原

D.准噶尔盆地

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