[填空题]单一组分的过冷液体的化学势比其固体的化学势
[问答题]工程上常用的投影法( )( )
[多选题]煤的水分,按其在煤中存在的状态,可以分为( ). A.化合水 B.内在水分 C.空气干燥基水分 D.外在水分
[名词解释]简述可逆过程
[单选题]有学生表:R(学号,姓名,性别),已知“学号”字段是文本型,长度为10,如果要创建一个查询,检索学号以”2015”开头的学生信息,则在“学号”字段的条件单元格中,键入的条件表达式为( )A. Like“2015”B. Like“*2015*”C. Like“2015”D. Left([学号],4)=”2015”
[单选题]地基土工程特性指标的代表值应分别为标准值、平均值及( ). A.特殊值 B. 差值C.和值D.特征值
[填空题]在认知疗法中比较有代表性的一类疗法是
[判断题]生化药物常做的安全性检查包括:热原检查,过敏试验,异常毒性试验,降压物质检直等.( )
[单选题]变比为的自耦变压器与同容量的普通双绕组变压器相比较,二者绕组容量的比值为:( ) (A) (B) (C)1 (D)
[单选题]公司网络中有一台AR2200无法正常启动,管理员希望更新它的VRP,则该如何实现A、 管理员需要使用console线连接路由器和主机,然后进入BootROM界面就可以完成升级 B、 管理员需要把AR2200配置为FTP客户端,使用FTP来传输新的VRP C、 管理员需要配置AR2200启动时通过DHCP获得IP地址,然后通过TFTP来获取VRP系统文件 D、 管理员需要在本地主机上使用Telnet来实现远程更新设备的VRP系统文件
[判断题]为了表现总结的典型性,可以将某些材料进行必要的艺术加工和创造.
[单选题]国道205线XX沿河路段修筑有石笼、丁坝、砌石护坡,并在边坡铺草皮,在河滩大量植树,上述结构和措施属于 A.路基防水工程B.路基加固工程C.路基防护工程D.路基护坡工程
[单选题]平开窗高度大于 ( )mm 时窗扇锁闭点不应少于2个.A.600mmB.900mmC.1000mmD.500mm
[多选题]下列各项中,可用于原始投资不相同的互斥投资方案比较决策的方法有( ).A、差额投资内部收益率法 B、逐次测试法C、静态投资回收期法 D、年等额净回收额法
[判断题]在电力系统中,并联电抗器主要用来限制故障时的短路电流.
[单选题]“忧者见之则忧,喜者见之则喜”这是一个人的( )的影A.激情B.心境C.热情D.应激
[单选题]两种反应物参加的多相催化反应中( ) A.两种反应物都必须发生化学吸咐 B.至少一种反应物发生化学吸附 C.至少一种反应物发生物理吸附 D.以上都可以
[单选题]Most A.ericans don’t like to get advice from members of their family. When they need advice, they don’t usually ask people they know. Instead many Americans write letters to newspapers and magazines which give advice on many different subjects, including family problems, sex, the use of language, health, cooking, child care, clothes, and how to buy a house or a car.Most newspapers regularly print letters from readers with problems. Along with the letters there are answers written by people who are supposed to know how to solve such problems. Some of these writers are doctors; others are lawyers or educators. B.t two of the most famous writers of advice are women without special training for these kinds of work. One of them answers letters addressed to “D.ar Abby”. The other is addressed as “Dear Ann Landers”. E.perience is their preparation for giving advice.There is one writer who hasn’t lived long enough to have much experience. She is a girl named Angel C.valiere, who started writing advice for newspaper readers at the age of ten. Her advice to young readers now appears regularly in the Philadelphia Bulletin in a column called DEAR ANGEL.Choose the right answer:Which is NOT true according to the passage?得分/总分 A. Dear Angel is a girl. B. Dear Angel gives advice to young readers. C. Dear Angel is ten years old now. 2.00/2.00 D. Dear Angel does not have much experience.
[填空题]《中国药典》采用电感耦合等离子体质谱法测定中药材中( )
[单选题]关于RIP路由协议,下列描述正确的是( ).A、路由器不可能发送跳数为16的路由条目给它的直连邻居B、路由器可能会收到直连邻居发送的跳数为16的路由条目,但收到后会立即丢弃,不再做任何其他处理C、路由器可能会收到直连邻居发送的跳数为16的路由条目,收到后会利用它来更新自己的路由表,删除掉该路由D、路由表可能会发送跳数为16 的路由条目给它的直连邻居,但直连邻居收到后不会利用它来更新自己的路由表
[单选题]下面的说法中不正确的是 A.纯物质无偏摩尔量B.任何偏摩尔性质都是T,P的函数C.偏摩尔性质是强度性质D.强度性质无偏摩尔量