[判断题]溶剂中溶入挥发性溶质,肯定会引起溶液的蒸汽压升高
[单选题]f(x)与g(x)表示同一函数的是( )A.f(x)=lnx,g(x)=2lnxB.f(x)=(x^2-1)/(x+1),g(x)=x-1C.f(x)=sinx+cosx,g(x)=1D.f(x)=(x^2-1)/(x+1),g(x)=x-1
[填空题]地震的破坏方式有共振破坏、( )、相位差动破坏和地震液化破坏四种.
[多选题]墙体在建筑中的作用主要有( ). A 承重 B围护 C 分隔 D环境
[阅读理解]hese things didn.t happen to our family,that.s what my uncle said.It seemed like the world turned upside down; just last week my grandmother had passed away.I felt like I couldn.t get my feet on solid ground.That.s when my sister,Madi,came down the stairs with her long brown hair freshly washed.She sat next to me and smiled.Despite what was happening,everything would work out,her smile seemed to say.Mom,do you think I could get my hair cut tomorrow Madi asked.Sure,Mom said,starting to wash the dishesI want to donate it to Locks of LoveMadi smiled.My mom stopped washing and turned to look at her.Are you sure I noticed that Mom was holding back tears.This was a sacrifice(牺牲) for Madi.Her long hair was animportant part of her. Yeah,it.s just hair.Eventually it will grow back.She said.All right,Mom said quietly,smiling again.Madi gave up a part of herself for a while.She let a piece of herself go to someone else,someone she didn.t know.That day she became my hero too.24.On hearing 3-year-old cousin had cancer,how did the author feel B25.What can we know from Paragraph 2 D26.Where did the conversation happen B27.What can we know about Madi A
[判断题]当两台OSPF路由器形成TWO ?C WAY邻居关系时,LSDB已完成同步,但是SPF算法尚未运行.
[单选题]主要反映活动的过程和步骤,用来解决做什么、怎么做的问题的知识属于A.程序性知识B.陈述性知识C.策略性知识D.技能性知识
[判断题]新建房屋的基础埋置深度不宜大于原有建筑的基础埋深.
[问答题]简述对外墙涂料的要求.
[单选题]C.C编码的码距为( )A. 1B. 2C. 3D. 4
[填空题]化学势大小决定物质迁移的( )
[问答题]变压器铁心处于饱和状态时,若励磁电流为正弦波,则磁通波形为________;若磁通波形为正弦波,则励磁电流为_________.
[问答题]卡诺定理的主要内容是什么
[单选题]我国《水污染防治法》的适用范围是,中华人民共和国领域内的江河、湖泊、运河、渠道、水库等地表水体和( )A. 地下水体的污染防治B. 海水的污染防治C. 雪山、冰川的污染防治D. 管道水体的污染防治
[多选题]下列建筑物,属于居住类建筑的是_____ A.宿舍 B.住宅 C.宾馆 D.公寓
[判断题]省煤器蛇形管在烟道中的布置方式有横向和纵向布置两种;从减轻磨损的角度看,采用纵向布置是有利的.
[多选题]催化裂化过程中,造成分子筛催化剂失活的主要原因不包括( ) A.活性组分的流失B.催化剂晶相结构受到大的破坏C.催化剂颗粒破裂D.催化剂酸中心上发生严重积炭
[单选题]当某项工程参于流水的专业班组数为5个时,流水步距的总数为( ). A.5B.6C.3D.4
[单选题]在演员类A.tor中增加与电影类Movie之间的演员在电影中扮演角色的联系,一个演员可以扮演多个角色,一部电影有多个演员出演.下述语句中关于联系的描述正确的是( ).A. 可以在Actor的类说明中加入:relationshipSetmoviesB. 可以在Actor的类说明中加入:relationshipSetactorsC. 可以在Movie的类说明中加入relationshipSetmoviesD. 可以在Movie的类说明中加入:relationshipSetmovies
[单选题]常用的数字滤波方法不包括( ).A 算术平均值滤波 B.中值滤波C 中值平均滤波 D.几何平均值滤波
[填空题]( )试验的垂击次数越多,说明土越疏松.