在单层工业厂房吊装施工中,屋架的扶直方法有()两种,宜采用()。
参考答案:正向扶直和反向扶直;正向扶直
阅读下面短文,然后根据括号内所给汉语的意思写出单词的正确形式(每空一词)。
Dear Sunny Day Travel Agency,
I want to take a holiday this winter. I have been to many fascinating 1. (名胜). This time I
want to go somewhere that is 2. (充满活力的). I'd like to take a plane, because the 3.
(快) way of traveling is by plane. I can speak English, Spanish and 4. (法语). I enjoy fishing,
camping, 5. (参观) museums and meeting new people that are 6. (友好的). I love
great restaurants. I like eating 7. (健康的) food, especially the food that 8. (尝起来)
good. I think I might want a tour guide so I don't get 9. (迷路).
Can you give me some 10. (建议) for holiday spots? Please tell me.
Yours,
Lucy
纸片扩散法药敏试验结果失控的原因有()。
A.标准菌株被污染
B.接种的菌悬液浓度太高或太低
C.量取抑菌环直径时读数错误
D.孵育温度不正确
E.0.5麦氏管标准管未摇匀或过期失效