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...
Steel is an alloy composed ___of iron and carbon. A.primarilyB.traditionallyC.carefullyD.partially 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。相关推荐 1Steel is an alloy composed ___of...
Steel is an alloy(合金)composed ()of iron and carbon.A.primarilyB.traditionallyC.carefu
A3 Steel is an alloy of iron and carbon.(a)Describe, with the aid of labelled diagram(s), the benefit of mixing carbon with iron.(b)The percentage of iron in steel can be determined vi a reaction with dilute sulfuric acid.The iron in steel reacts with dilute sulfuric acid to produc...
19 Steel is an alloy with a very small percentage of carbon. C Which statement is correct? A A decrease in the percentage of carbon makes the steel more brittle. B An increase in the percentage of carbon makes the steel softer. C Carbon disrupts the metallic structure of iron. D Iron ...
Manganese steel which is an alloy containing 12 percent manganese and one percent carbon.This metal is used in mining ,railroad ,and construction equipment because of its high tensile strength. 相关知识点: 试题来源: 解析 钢是铁和其他元素碳合金添加到具体的详细性能,生产各类钢可根据两大类分组.碳钢...
Steel is an alloy(合金)composed ()of iron and carbon. A.primarilyB.traditionallyC.carefullyD.partially正确答案:primarily 点击查看答案 你可能感兴趣的试题 Dr. Welson’s wealth enabled him to ()his passionate interest in art. 点击查看答案 The government’s new program will ()a lot of new ...
百度试题 结果1 题目 What is alloy steel?What are the advantages of alloy steel compared with carbon steel?Why? 相关知识点: 试题来源: 解析 答案:略 反馈 收藏
high alloy steel.these steels contain significant amounts of other elements in addition to carbon.the common high allloy steels are:stainless steel which is produced by using chromium as a significant alloying element along with nickel and other metals.the result is a tough,hard ,corrosion-...
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