车钩缓冲装置组装后,缓冲器、从板及钩尾框的中心偏差不得大于()。
A.3mm
B.5mm
C.6mm
参考答案:B
根据句意和汉语提示写出单词。
1. In the afternoon they went to an exhibition of ________ (现代的) art.
2. A man of about twenty-eight spent a summer in our _________ (村子).
3. It was the ________ (机会) she had been waiting for.
4. She sat in the _________ (窗户), looking into the distance.
5. Children of all ages should be outdoors ___________ (几个)hours a day.
6. Some people think it is _________ (无礼的) to ask someone's age.
7. Before the tests we have a _________ (复习) of the year's work.
8. The rising (初升的) sun is _________-(尤其) beautiful to look at from Mount Tai.
为选择性突触后α1受体拮抗剂,用于轻中度高血压或肾性高血压的药物是( )。
A.甲基多巴B.阿替洛尔C.盐酸哌唑嗪D.盐酸可乐定E.酒石酸美托洛尔