（）钢加热到一定温度时，其内部组织会发生转变，把钢的组织发生转变的温度称为。A.始锻 发布时间：2017-09-29 11:34 │ 来源：www.tikuol.com 题型：单项选择题 问题： （）钢加热到一定温度时，其内部组织会发生转变，把钢的组织发生转变的温度称为。A.始锻温度B.共晶温度C.临界点D.再结晶温度
题型：单项选择题 在方框中选出适当的单词和短语填空 A. ago B. with C. different D. manners E. another F. like G. show H. sorry I. before J. quiet K. same L. eating All over the world mothers and fathers teach their children manners. There are all kinds of(l)__________ their children may have manners that are not (2)__________ yours. MaIly years (3)__________, children who had good manners were seen and not heard.They kept (4)__________ if grown-ups(成年人) were talking. Today children have morefreedom. Sometimes good manners in one place are bad in (5)__________ place. If you visit some friends in Mongolia(蒙古) and they ask you to cat (6)__________ them.What kind of manners do they want you to have? They want you to glve a loud "belch" afteryou finish (7)__________. Belching would show that you like your food. But in some othercountries, if you give a loud belch, you are told to say "(8)__________". Manners are different all over the world. But it is good to know that all manners begin inthe (9) __________ way. People necded ways to (10)__________ that they wanted to befriends. 查看答案
题型：单项选择题 材料1 中国是一个未得到满足的、雄心勃勃的大国，它的目标是支配亚洲，其办法不是入侵和占领邻国，而是使自己远比邻国强大，从而使东亚发生的一切都必须至少得到中国的默许。 摘自伯恩斯坦、芒罗《即将到来的美中冲突》(1997年) 材料2 中国现行的政治和经济制度最多只能维持五年。中国经济开始崩溃，时间会在2008年举办奥运会之前。经济的混乱蔓延到社会，而政治的混乱发展到一定程度时，中国的经济与中共 * * 将同时崩溃。 摘自章家敦《中国即将崩溃》(2001年) 评析上述两种观点，并说明你对中国发展的看法。 查看答案
题型：单项选择题 根据《公共场所空气中二氧化碳测定方法容量滴定法》（GB／T18204.24-2000），当采样体积为5L时，可测二氧化碳的浓度范围是（）。A.0.001％一0.5％B.0.01％～0.5％C.0.1％～0.5％ 查看答案