在保护接地时,用于接地导线的电阻值一般要小于______。
A.4Ω
B.5Ω
C.6Ω
D.8Ω
参考答案:A
阅读短文判断正 (T)误 (F)。
This movie's name is Hero. It is a Chinese action movie. All the actors andactresses in the movie
are very famous. The director (导演) of the movie is ZhangYimou. He is a great movie director in
China and in the world (世界). The movie has along history, so it is about 3 hours long. It is a sad,
exciting and great movie. It hastwo languages (语言), Chinese and English, .so the foreigners (外国人)
can understand it too.
( )1. Her is a Chinese action movie.
( )2. All the actors and actresses in the movie are very famous.
( )3. The movie is about five hours long.
( )4. You can see the movie in Chinese and English.
( )5. Foreigners can see the movie, too.
我国监狱管理体制实行()。
A.中央司法行政部门集中管理体制
B.中央、省(自治区、直辖市)、市三级管理体制
C.中央和省、自治区、直辖市两级管理体制
D.集中管理和分级管理相结合的管理体制