1.VOCABULARY Explain what is meant by the term n-gon.2.WRITING Imagine that you can tie a string tightly around a polygon.If the polygon is convex,will the length of the string be equal to the distance around the polygon?What if the polygon is concave?Explain. 相关知识点: 试题来源: ...
Chromatography is a collective term used for a family of laboratory techniques for theseparation of mixtures. The term is derived from Greek words 'chroma' meaning 'colour'and 'graphein' meaning 'to write'. Chromatographic techniques are based on the principlethat different components are absorbed ...
数值接近其真实值的程度 The extent to which a value approaches its true value
Below are given some words used in British English for which different words are usually used in American English. See if you can match the British and American equivalents. British American a. clothes peg A. candy b. braces B. truck c. lift C. line d. pram D. main street e. waistco...
1. b) What is meant by the term "Dignity"?If you talk about the dignity of people or their lives or activities, you mean that they are valuable and worthy of respect.Your dignity is the sense that you have of your own importance and value, and other people's respect for you.2. ...
Electrolysis is a process that utilizes electrical energy to drive a non-spontaneous chemical reaction. This process involves the flow of direct current through an ionic compound, either molten or dissolved in a suitable solvent, resulting in chemical decomposition. The question is in English, but ...
Physical properties are those properties which are natural in the material and cannot be permanently altered without changing the material itself, include: weight , [小题1] , thermal and electrical conductivity , rate of thermal expansion, and melting point.A...
meant意味；打算；指示，表示…的意思；具有...重要性；（mean的过去式和过去分词形式）geography地理学；地理 study学习；攻读；研究；调查；探讨；书房；习作；化身；榜样；研读；细察；尽力取得；尽力为…着想 areal来自一个地区的；地区的；广大的 by 引导后面，后面都是大主语 what is meant就很...
(1) What is meant by the term neutral oxide?[1] [Total: 8] 相关知识点: 试题来源: 解析 The term "neutral oxide" refers to an oxide that does not have a distinct acid or base character. "Neutral oxide" refers to an oxide that does not exhibit acidic or basic properties. Unlike ...
A. Stations not directly involved with the on-going distress communications may not transmit on the distress frequency or channel B. Stations remaining off the air to safeguard proprietary information C. Two three-minute silent periods,at 15 and 45 minutes after the hour,that provide a transmitt...