百度试题 结果1 题目Which one is not an element? A. Hydrogen B. Oxygen C. Water D. Iron 相关知识点: 试题来源: 解析 C。本题考查物质分类。Hydrogen(氢)、Oxygen(氧)、Iron(铁)都是元素,而 Water(水)是化合物,不是元素。反馈 收藏
Among these elements, which one is a non - metal element known for its excellent electrical conductivity? A. Silver B. Copper C. Graphite D. Iron 相关知识点: 试题来源: 解析 C。解析:Graphite(石墨)是碳的一种同素异形体,属于非金属元素,它以良好的导电性而闻名。Silver(银)、Copper(铜)和Iron...
A tactile snap-action element for use in keyboards, the element comprising an arcuately shaped invertible dome defining a first contour and a dome actuating protrusion defining a second contour, the protrusion being integral with the dome and being non-invertible. The element is operated by an ac...
百度试题 结果1 题目Which one is not the element of format of invitation letters? A. salutation B. body C. enclosure D. signature 相关知识点: 试题来源: 解析 C 反馈 收藏
Speed of the transactions C. Volatility of the data D. Vulnerability of the system E. The correct answer is: A. Quality of the metadata You did not answer the question. Explanation: Quality of the metadata is the most important element in the design of a data warehouse. A data warehouse...
An element's name has the prefix "chloro-". Which element is it? A. Chlorine B. Fluorine C. Bromine D. Iodine 相关知识点: 试题来源: 解析 A。本题考查元素名称特点。“chloro-”前缀的元素是 Chlorine(氯)。Fluorine(氟)、Bromine(溴)、Iodine(碘)名称都没有“chloro-”前缀。
In a modern retelling of an old fairy tale, which element is most likely to be changed for innovation? A. The main character's personality B. The setting of the story C. The moral lesson D. The E. nding 相关知识点: 试题来源: 解析 D。本题考查对故事创新元素的理解。在现代对古老童话...
aAn important tool is the finite element method, which allows the designer to model the geometry,material properties and imperfections such as out-of-roundness, field joints, attachments and corrosion defects and thereafter estimate the maximum strength for a given load scenario. 一个重要工具是有限...
Which of the following is NOT the element that phrases formed of more than one word usually contain? A. Head. B. Specifier. C. Word category. D. Complement. 相关知识点: 试题来源: 解析 C 正确答案:C 解析:由多个单词构成的短语通常包括:中心语、标志语和补语,故C选项为本题答案。 知识模块:...
Which element has a relatively stable distribution in the lithosphere and is often used as a tracer for studying rock formation? A. Rubidium B. Strontium C. Titanium D. Zirconium 相关知识点: 试题来源: 解析 C。解析:钛(Titanium)在岩石圈中有相对稳定的分布,并且经常被用作研究岩石形成的示踪元素...