首 页
大学试题
CMS专题
工学
经济学
专升本
法学
教育学
历史学
更多分类
搜索
题库考试答案搜索网 > 题目详情
当前位置:
首页
>
什么是钢材的韧性?影响因素有哪些?
>
题目详情
问题题干
答案解析
相关问题
热门问题
最新问题
问题详情
什么是钢材的韧性?影响因素有哪些?
时间:2021-09-04 04:54
关键词:
钢结构设计原理
机械工程
大学试题
工学
答案解析
<p> 韧性是指钢材抵抗冲击或振动荷载的能力,其衡量指标称为冲击韧性值。<br> (1)化学成分的影响<br> (2)冶炼、浇注、轧制过程及处理的影响<br> (3)钢材的硬化的影响<br> (4)复杂应力的影响<br> (5)应力集中地影响<br> (6)残余应力的影响<br> (7)温度的影响<br> (8)重复荷载作用的影响。<br> </p>
相关问题
boost的意思是:help or encourage to increase or improve
eloquent的意思是:fluent or persuasive in speaking or writing
A campus emergency ______ occur at any time of the day or night, weekend, or holiday, with little or no warning.
A cabinet or space containing the controls or valves for the fixed firefighting system must be().
A cabinet or space containing the controls or valves for the fixed firefighting system must be().
最新问题
什么是钢材的韧性?影响因素有哪些?
决定钢材机械和加工工艺性能的主要因素是什么?什么因素与钢材的机械性能有密切关系?什么因素对钢材的机械性能有重要影响?
什么叫ORS?如何配制?如何使用?
CASE OF DEATH OR SERIOUS INJURY TO A PERSON IN AN ACCIDENT OR SHIPPING DISASTER is().
Mainly east 3 or 4 partly cloudy to overcast occasional rain()slowly south moderate or good.
()any case or suspected case of quarantinable disease,or any case of eruptive disease or any death be discovered,the local quarantine officer must be notified immediately.
Should any case or suspected case of quarantinable disease,or any case of eruptive disease or any death be discovered,the local Quarantine Officer must be()immediately.
Masters are()solely responsible for all damages or accidents of whatever kind resulting from the navigating or handling of their vessels by day or by night.
If he is a common carrier,he is absolutely responsible to the owner of the goods carried ()any loss or damage to them unless caused by an Act of God or the Queen’s enemies,or the inherent vice in the goods themselves,or the negligence of the owner of the goods,or a general average sacrifice.
系统中雷达状态包括Unknown、Operational(or ON)、Failed(or OFF)、Detached。
别人在看