自主创新作为率先创新,具有一系列优点()。 A.有利于创新主体在一定时期内掌握和控制

题型:多项选择题

问题:

自主创新作为率先创新,具有一系列优点()。

A.有利于创新主体在一定时期内掌握和控制某项产品或工艺的核心技术,在一定程度上左右行业的发展,从而赢得竞争优势

B.在一些技术领域的自主创新往往能引致一系列的技术创新,带动一批新产品的诞生,推动新兴产业的发展

C.有利于创新企业更早积累生产技术和管理经验,获得产品成本和质量控制方面的经验

D.自主创新产品初期都处于完全独占性垄断地位,有利于企业较早建立原料供应网络和牢固的销售渠道,获得超额利润

考点:技术创新的理论与方法技术创新的理论与方法题库
题型:多项选择题

图中R1=0.05kΩ,通过R2的电流为200mA,将它们串联起来接到12V的电源上,求:

(1)电阻R1两端的电压;

(2)电阻R2两端的电压;

(3)电阻R2的阻值.

题型:多项选择题

下列四句话中有一句可以产生不同的理解,请把这个有歧义的句子找出来:

A.门没有锁,咱们进去吧

B.雪终于停了,他好像累了

C.文先生在苏州的地位让人羡慕

D.烟雾中,熊辉陷入了对往事的回忆

题型:多项选择题

第二节:完形填空(共20小题,每小题1. 5分,满分30分)

阅读下面短文,掌握其大意,然后从36~55各题所给的四个选项(A、B、C和D)中,选出最佳选项。

Pass Your Love On

Waiting for the airplane to take off, I was happy to get a seat by myself. Just then, an air hostess approached me and asked, “Would you mind   36   your seat? A couple would like to sit together.” The only   37  seat was next to a girl with her arms in casts (石膏绷带),a black-and-blue face, and a sad expression. “   38   am I going to sit there,” I thought immediately. But a soft voice spoke, “She needs help.” Finally, I     39 _  to move to that seat.

The girl was named Kathy. She   40   in a car accident and now was on her way for_ 41   .

When the snack and juice arrived, it did not take me long to   42   that Kathy would not be able to   43   herself. I considered   44   to feed her but hesitated, as it seemed too   45   to offer a service to a   46___. But then I realized that Kathy’s need was more   47   than my discomfort. I offered to help her eat, and   48   she was uncomfortable to accept, she   49   as I expected. We became closer and closer in a short period of time. By the end of the five-hour trip, my heart   50   , and the   51   was really better spent than if I had just sat by myself.

I was very glad I had reached   52   my comfort zone(地带) to sit next to Kathy and feed her. Love   53  flows beyond human borders(边界) and removes the fears that keep us   54  . When we   55   to serve another, we grow to live in a larger and more rewarding world.

36. A. losing                 B. changing                  C. taking                      D. bringing

37. A. comfortable        B. suitable                    C. available                  D. favorite

38. A. No problem        B. No way                    C. Nowhere                  D. No doubt

39. A. decided                     B. wanted                     C. regretted                  D. promised

40. A. was                    B. would be                  C. used to be                 D. had been

41. A. treatment            B. travel                       C. pleasure                   D. business

42. A. see                    B. say                          C. realize                      D. recognize

43. A. eat                            B. feed                         C. choose                            D. support

44. A. offering                     B. needing                    C. stopping                   D. trying

45. A. impolite             B. far                           C. close                        D. fast

46. A. girl                    B. neighbor                  C. passenger                 D. stranger

47. A. unusual                     B. direct                       C. important                 D. shameful

48. A. when                  B. although                   C. since                        D. as

49. A. refused               B. wondered                 C. cried                        D. did

50. A. had warmed        B. had jumped                     C. had broken               D. had cheered

51. A. life                           B. money                     C. time                         D. energy

52. A. below                 B. through                    C. across                      D. beyond

53. A. seldom               B. never                       C. hardly                      D. sometimes

54. A. separate                     B. independent              C. silent                       D. upset

55. A. happen               B. offer                     C. wait                        D. continue

题型:多项选择题

产褥中暑的发病机制为()

A.体温调节中枢功能障碍

B.散热障碍

C.产热过多

D.体内热积蓄过度

E.外环境高温、高湿所致

题型:多项选择题

危害主要指()等方面。

A.物的不安全状态

B.人的不安全行为

C.有害的作业环境

D.安全管理缺陷

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