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【判断题】
稳压二极管在起稳定作用的范围内,其两端的反向电压值,称为稳定电压。不同型号的稳压二极管,稳定电压是不同的。A.
正确
B.
错误
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【单选题】下列自然资源特点不能正确体现我国实际情况的是
A.
我国地大物博，资源丰富
B.
我国陆地国土位居世界第三位，但人均占有陆地面积约为世界人均水平的1/37.5。
C.
我国年平均淡水资源总量居世界第六位，但人均仅为世界水平的1/4。
D.
我国陆地矿产资源人均占有量不到世界人均量的一半。
【单选题】我国陆地矿产资源的人均占有量不到世界人均量的一半。
A.
The amount per capita of the land mineral resources in China is less than half the figure per capita worldwide.
B.
The amount per capita of the mineral land resources in China is no less than half the figure per capita worldwide.
C.
The amount per capita of the mineral land resources in China is lower than half the figure per capita worldwide.
D.
The amount per capita of the land mineral resources in China is no more than half the figure per capita worldwide.
【单选题】In traditionally female jobs, attractiveness ______.
A.
reinforces the female qualities required
B.
makes women look more honest and capable
C.
is of primary importance to women
D.
often enables women to succeed quickly
【简答题】For this part, you are allowed 30 minutes to write a composition on the topic: what Jobs Do College Graduates What to Take? You should write at least 120 words following the-outline given below in Chi...
【简答题】我国自然资源概况 （1）中国陆地面积居世界第______位，但人均土地占有量却不足世界平均水平的______． （2）中国已探明的矿产资源总值居世界第______位，但人均矿产资源占有量不到世界平均水平的______． （3）中国耕地面积居世界第______位，但人均耕地面积只有世界平均水平的______． （4）中国河流年径流量居世界第______位，但人均水资源拥有量仅为世界平均水平的____...
【简答题】数控机床使用的交流主轴电动机采用三相感应电动机时可通过 的方式使主轴得到平滑的无级调速控制。
【简答题】Study the following graph carefully and write an essay on the topic What Jobs Do College Students Want to Do. You should write at least 120 words following the outline given below in Chinese. Write yo...
【简答题】PART 3 Discussion topic: Work Example questions: —What kinds of jobs do you think will be the most popular in the future? —Do you think that salary is related to the importance of the job? —What other...
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