等速运动规律的凸轮机构只适用于低速回转的轻载场合。 发布时间：2018-02-06 06:59 │ 来源：www.tikuol.com 题型：判断题 问题： 等速运动规律的凸轮机构只适用于低速回转的轻载场合。
题型：判断题 判断发音是否一致。( ) 1. cook( ) 2. glad ( ) 3. coup ( ) 4. queen ( ) 5. train ( ) 6. run ( ) 7. dear ( ) 8. rabbit ( ) 9. where( ) 10. fly schoolglassgroupquiettwentyupnearappleheretwenty 查看答案
题型：判断题 阅读下面短文，从方框内选择恰当的句子填入短文空白处，使短文内容完整、意思连贯。 All around the world, people drink tea. But tea does not mean the same thing to everyone. 1 In China, for example, people always drink tea when they are getting together. 2 They prefer their tea plain, with nothing else in it. 3 The Japanese have a special way of serving tea called tea ceremony. It is very old and full of meaning. Everything must be done in a special way in the ceremony. There is even a special room for it in Japanese homes. 4 In England, the late afternoon is "tea time". Almost everyone has a cup of tea then. The English usually make tea in a teapot and drink it with milk and sugar. They also eat cakes, cookies and a little sandwichat teatime. This is the so-called "Afternoon Tea" in Britain. In the United States, people drink tea mostly for breakfast or after dinner. 5 1 Making tea with the bags is faster and easier than making tea in teapots. In summer, many Americans drink cold tea- "iced tea."Sometimes they drink iced tea from cans, like soda. A. Tea is also important in Japan. B. Another tea-drinking country is England. C. Americans usually use tea bags to make their tea. D. The Chinese drink it at any time of the day at homes or in teahouses. E. In different countries, people have very different ideas about drinking tea. 查看答案
题型：判断题 下列气体在氧气中充分燃烧后产生二氧化碳和水，将燃烧产物依次通过右图中的A、B装置，经完全吸收后，测得浓硫酸质量增加9g，氢氧化钠溶液增重11g．则该气体可能是下列气体中的（ ）A．CH4B．C2H5OH的蒸汽体C．C2H2D．CH4和H2的混合气体 查看答案
