发电机并列后有功负荷增加速度决定于(),无功负荷增加速度(),但是应监视定子电压变化

题型:填空题

问题:

发电机并列后有功负荷增加速度决定于(),无功负荷增加速度(),但是应监视定子电压变化。

考点:集控值班员考试电气运行电气运行题库
题型:填空题

阅读理解。

     The Museum:  

     The Charles Dickens Museum in London is the world's most important collection of material relating

to the great Victorian novelist and social commentator(时事评论员).The only surviving London home

of Dickens (from 1837 until 1839) was opened as a museum in 1925 and is still welcoming visitors from

all over the world. On four floors, visitors can see paintings, rare editions, manuscripts(手稿), original

furniture and many items relating to the life of one of the most popular and beloved personalities of the

Victorian age.

     Opening Hours

     The Museum is open from Mondays to Saturdays 10:00-17:00; Sundays 11:00-17:00.

     Last admission is 30 minutes before closing time.

     Special opening times can be arranged for groups, who may wish to book a private view.

     Admission Charges:

     Adults: ?5.00; Students: ?4.00; Seniors: ?4.00; Children: ?3.00; Families: ?14.00

(2 adults & up to five children)

     Group Rates:

     For a group of 10 or more, a special group rate of ?4.00 each applies. Children will still be admitted

for ?3.00 each.

      Access:

      We are constantly working to improve access to the Museum and its collection. Our current projects

involve the fitting of a wheelchair ramp (波道) for better access, a customer care kit and an audio tour

for visitors with impaired (受损的) vision. Our Handling Sessions are also suitable for the visually (视觉

上地) impaired. The Museum has developed an online virtual (虚拟的) tour through the Museum. Click

here to visit all the rooms in the Museum online.

     Hire the Museum: 

     The Museum can be hired for private functions, performances soirees (社交晚会) and many other

social occasions.

      Find Us:

      The Museum may be reached by using the following buses: 7,17, 19, 38, 45, 46, 55, 243. And by

these underground services: Piccadilly Line; Central Line. For a map, please click here. The British

Museum and the Foundling Museum are within walking distance.

1. The passage is probably from a(n)______.

A. book          

B. website      

C. newspaper        

D. announcement

2. If a family with two adults and five children go to the Museum together, they will save

    ______ compared to going there separately.

A.  25.00      

B.  14.00        

C.   9.00        

D.  11.00

3. According to the passage, which of the following statements is TRUE?

A. In any case people cannot visit the Museum after 17:00.

B. Visitors with poor vision cannot enjoy the Museum.

C. The Museum is not very far from the British Museum.

D. Anyone cannot hire the Museum for other uses.

4. The passage is written to _______.

A. persuade readers to visit the Charles Dickens Museum.

B. inform readers about the history of the Charles Dickens Museum.

C. offer readers some information about the Charles Dickens Museum.

D. tell readers how to make use of the Charles Dickens Museum.

题型:填空题

不属于天然甜味剂的是()

A.甜叶菊

B.麦芽糖醇

C.甜蜜素

D.木糖醇

E.甘草酸

题型:填空题

根据《合同法》的规定,下列情形中,要约没有发生法律效力的是( )。

A.撤回要约的通知与要约同时到达受要约人
B.撤销耍约的通知在受要约人发出承诺通知之前到达
C.同意要约的通知到达要约人
D.受要约人对要约的内容作出实质性变更

题型:填空题

程序运行后,在窗体上单击鼠标,此时窗体不会接收到的事件是______。

A.MouseDown

B.MouseUp

C.Load

D.Click

题型:填空题

邪母今音有几个读法?试各举一个例字说明。四个读法。

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