Iron: Iron is a chemical element classified as a metal; its atomic number is 26, and its denoted by the chemical symbol Fe. Iron has many industrial uses; it's also a necessary mineral in the human body. Answer and Explanation: Iron is used to make steel, and steel is used in bridge...
百度试题 结果1 题目Steel is ___ from iron which contains a certain amount of carbon. A. composed B. consisted C. made D. produced 相关知识点: 试题来源: 解析 C 反馈 收藏
the iron and steel works“那家钢铁厂”,no means of finding“无法找到”,其中的works“工厂”、means“方法”都是单复数同形的名词,还有其他类似名词如species“种类”、Chinese, Japanese等。work作“工作”解时是不可数名词,而作“作品”解时是可数名词,可以与不定冠词连用,有单复数形式,因此“一件不寻...
The bridge is made of steel. 这座桥是钢材造的。 Steel is made from iron. 钢材是由铁炼成的。 ... e.3edu.net|基于3个网页 3. 钢由铁炼制而成 走进be made... ... Steel is made from iron. 钢由铁炼制而成。 The machines are made in China. 这些机器是中国制造的。 ... www.english...
题目An iron and steel works___in our cityA.is to build B.is to be built C.have to build D.have been built2.“When will the plane arrive?”“I will tell you when___.”A.I have been finding out B.I am finding outC.I find out D.I will find o...
aMorning is here, make your stand 早晨这里,做您的立场 [translate] a13.La Dispute 13.La争执 [translate] ait is chromiun carbon steel 正在翻译,请等待... [translate] aGuidelines 指南 [translate] ait is made from iron-added with carbon to make steel 它由铁增加被做与碳做钢 [translate] ...
Steel is an alloy composed ___of iron and carbon. A. primarily B. traditionally C. carefully D. partially 相关知识点: 试题来源: 解析 正确答案:A解析:primarily主要地;traditionally传统上地;carefully小心地,谨慎地;partially部分地。该句的意思是“钢铁主要是由铁和碳构成的一种合金”,故答案为A。反馈...
At present, there is a ___ of iron and steel and more must be produced. A.LimitB.lossC.povertyD.scarcity 相关知识点: 试题来源: 解析 D [试题分析] 句义理解和词语辨析题。[详细解答] limit是限制;loss是损失;poverty是贫穷;只有 scarcity意思是缺乏,匮乏,符合句义。反馈 ...
Iron was the dominant metal for use in building and machinery until the modern era. Iron is still the main component of steel but when impurities are removed in the steel-making process, a stronger, lighter material results (steel). Steel is used in almo
What makes stainless steel different is the addition of chromium (Cr) and other alloying elements such as nickel (Ni) to create a corrosion-resistant product. Steel corrodes because iron, the metal used to make steel, occurs in nature in combination with other elements. When iron ore is ...