液压起货机操纵机构可采用手控双联比例减压阀来()。A.控制油的流向 B.控制油的压力

题型:单项选择题

问题:

液压起货机操纵机构可采用手控双联比例减压阀来()。

A.控制油的流向

B.控制油的压力

C.控制油的流量

D.A和B

考点:海船船员考试起货机、锚机和绞缆机起货机、锚机和绞缆机题库
题型:单项选择题

When I was thirteen, my family moved from Boston to Tucson, Arizona.  36  the move, my father  37  us in the living-room on a freezing January night. My sisters and I sat around the fire, not   38  that the universe would suddenly change its course. "In May, we're  39  to Arizona."

The words, so small, didn't seem  40  enough to hold my new life. But the world changed and I awoke on a train moving across the country. I watched the  41_  change from green trees to flat dusty plains to high mountains as I saw strange new plants that  42  mysteries(奥秘) yet to come. Finally, we arrived and  43  into our new home.

44  my older sisters were sad at the loss of friends, I   45  explored(探索) our new surroundings.

One afternoon, I was out exploring  46  and saw a new kind of cactus(仙人掌). I crouched (蹲) down for a closer look. "You'd better not  47  that."

I turned around to see an old woman

"Are you new to this neighborhood?" I explained that I was,  48 , new to the entire state.

"My name is Ina Thorne. Have you got used to life in the  49 ? It must be quite a _50  after living in Boston."

How could I explain how I  51  the desert? I couldn't seem to find the right words.

"It's vastness," she offered. “That vastness  52  you stand on the mountains overlooking the desert -- you can  53  how little you are in comparison with the world.     54  , you feel that the possibilities are limitless.”

That was it. That was the feeling I'd had ever since I'd first seen the mountains of my new home. Again, my  55  would change with just a few simple words.

"Would you like to come to my home tomorrow? Someone should teach you which plant you should and shouldn't touch."

36. A. During            B. Until               C. Upon                    D. Before   

37. A. gathered          B. warned            C. organized          D. comforted 

38. A. hoping              B. admitting         C. realizing            D. believing  

39. A. going                B. moving           C. driving                 D. flying    

40. A. good                 B. simple            C. big                       D. proper    

41. A. picture              B. ground            C. scene               D. area     

42. A. suggested                   B. solved            C. discovered         D. explained 

43. A. settled              B. walked           C. hurried              D. stepped

44. A. If                     B. After                    C. Once               D. While  

45. A. bitterly             B. easily                   C. proudly             D. eagerly   

46 A as well                B. as usual           C. right away         D. on time 

47. A. move                B. dig                         C. pull                  D. touch   

48. A. of course           B. in fact                    C. after all             D. at least  

49. A. desert               B. city                 C. state                  D. country 

50. A. luck                  B. doubt                C. shock                D. danger  

51. A. found               B. examined         C. watched            D. reached 

52. A. why                 B. when               C. how                         D. where   

53. A. prove                B. guess               C. sense                 D. expect   

54. A. However           B. Otherwise        C. Therefore              D. Meanwhile

55. A. idea                  B. life                        C. home                    D. family

题型:单项选择题

男性,35岁,近半年来常畏寒疲倦、易受凉,因咽痛、发热3天入院。查见双侧扁桃体化脓。检验:HGB121g/L,WBC1.0×109/L,分类中性粒细胞40%,淋巴细胞610%,血小板正常,骨髓提示增生性骨髓象,粒细胞胞浆内可见中毒性颗粒。患者诊断考虑()

A.急性白血病

B.慢性淋巴细胞白血病

C.粒细胞缺乏症

D.类白血病反应

E.再生障碍性贫血

题型:单项选择题

体格测量常用指标不包括

A.身高
B.臂长
C.体重
D.皮褶厚度
E.腰围

题型:单项选择题

当电气设备着火时应首先(),然后再扑火

题型:单项选择题

脱丁烷塔系统倒液结束后,应向火炬泄压。

更多题库