麻醉机安全装置不包括下列哪项（）。 A.压缩气筒颜色标志 B.压力调节装置 C.轴针 发布时间：2017-09-06 00:25 │ 来源：www.tikuol.com 题型：单项选择题 问题： 麻醉机安全装置不包括下列哪项（）。A.压缩气筒颜色标志B.压力调节装置C.轴针指数安全系统（PISS）和阻拦活瓣D.低氧压自动切断装置E.各种压力、容量、浓度报警装置
题型：单项选择题 用方框中所给单词的适当形式填空。he, second, what, translate, something, be, have，life, find, catch, write，first Joseph, a lazy person whose job was a writer, had trouble raising his children because the books written by him never sold well. He had no idea 1 to do, and nor did his wife. He was so upset that he just stayed home without 2 . His wife was not satisfied with 3 because he was such a lazy man. Feeling bad and worried, he knew that he had to do 4 about it. To make money for the family, he would go out and look for a 5 job besides writing. One day, an ad on the wall 6 his eyes when he wason his way home. He then called the boss and 7 glad when he succeeded in 8 a job which was to translate foreign movies into Chinese ones. He decided not to be lazy and started to work hard for the family.He 9 one movies for more than five thousand dollars. Since then, he had tried to translate as many foreign movies as possible. In the end, his family lived ahappy 10 because they never had to worry about not having enough money. 查看答案
题型：单项选择题 一条公路上，有一个骑车人和一个步行人，骑车人速度是步行人速度的3倍，每隔6分钟有一辆公共汽车超过步行人，每隔10分钟有一辆公共汽车超过骑车人，如果公共汽车始发站发车的时间间隔保持不变，那么间隔几分钟发一辆公共汽车？ 查看答案