中级焊工考试题及答案2022年 中级焊工考试题目及答案

<p>&nbsp; &nbsp;2022年中级<a style="color: #0000ff;" href="https://www.eepw.com/app/10.html" target="_blank">焊工</a>考试题及答案2是为众多用户所精心打造的在线备考测试考卷，主要题型有选择题、判断题、主观题。</p> <p><img style="display: block; margin-left: auto; margin-right: auto;" src="https://img2.meite.com/questions/202302/2263f5db91c7296.png" alt="" width="566" height="275" /><br />&nbsp; &nbsp;【单选题】<br />&nbsp; &nbsp;1.在中碳调质钢焊接中不会出现的缺陷是（）。<br />&nbsp; &nbsp;A、脆化<br />&nbsp; &nbsp;B、软化<br />&nbsp; &nbsp;C、裂纹<br />&nbsp; &nbsp;D、高洋透性&nbsp; &nbsp;<br />&nbsp; &nbsp;答案：D<br />&nbsp; &nbsp;&nbsp; &nbsp;【多选题】<br />&nbsp; &nbsp;2.塑料不同于金属，温度一定，对塑料施加一恒定应力，经一定的时间后，塑料产生了三部分应变( )。<br />&nbsp; &nbsp;A、弹性应变<br />&nbsp; &nbsp;B、受阻的弹性应变<br />&nbsp; &nbsp;C、粘性应变<br />&nbsp; &nbsp;D、塑性应变&nbsp; &nbsp;<br />&nbsp; &nbsp;答案：ABC<br />&nbsp; &nbsp;&nbsp; &nbsp;【单选题】<br />&nbsp; &nbsp;3.我国窄间隙埋弧焊焊接钢板最大厚度可达（）mm。<br />&nbsp; &nbsp;A、250<br />&nbsp; &nbsp;B、300<br />&nbsp; &nbsp;C、350<br />&nbsp; &nbsp;D、400&nbsp; &nbsp;<br />&nbsp; &nbsp;答案：A<br />&nbsp; &nbsp;&nbsp; &nbsp;【多选题】<br />&nbsp; &nbsp;4.发生燃烧的三个必要条件是（）。<br />&nbsp; &nbsp;A、可燃物质<br />&nbsp; &nbsp;B、火花<br />&nbsp; &nbsp;C、自燃物质<br />&nbsp; &nbsp;D、助燃物质<br />&nbsp; &nbsp;E、空气<br />&nbsp; &nbsp;F、着火源&nbsp; &nbsp;<br />&nbsp; &nbsp;答案：ADF<br />&nbsp; &nbsp;&nbsp; &nbsp;【单选题】<br />&nbsp; &nbsp;5.国际焊接学会推荐的碳当量计算公式适用于（）。<br />&nbsp; &nbsp;A、高合金钢<br />&nbsp; &nbsp;B、奥氏体不锈钢<br />&nbsp; &nbsp;C、耐磨钢<br />&nbsp; &nbsp;D、碳钢和低合金结构钢&nbsp; &nbsp;<br />&nbsp; &nbsp;答案：D<br />&nbsp; &nbsp;&nbsp; &nbsp;【单选题】<br />&nbsp; &nbsp;6.下列不是我国有关安全生产的专门法律的是()。<br />&nbsp; &nbsp;A、《中华人民共和国劳动法》<br />&nbsp; &nbsp;B、《中华人民共和国突发事件应对法》<br />&nbsp; &nbsp;C、《服务业管理规定》&nbsp; &nbsp;<br />&nbsp; &nbsp;答案：C<br />&nbsp; &nbsp;&nbsp; &nbsp;【单选题】<br />&nbsp; &nbsp;7.机械制图的剖面图分为（）。<br />&nbsp; &nbsp;A、移出剖面和局部剖面<br />&nbsp; &nbsp;B、重合剖面和局部剖面<br />&nbsp; &nbsp;C、移出剖面和重合剖面<br />&nbsp; &nbsp;D、旋转剖面和移出剖面&nbsp; &nbsp;<br />&nbsp; &nbsp;答案：C<br />&nbsp; &nbsp;&nbsp; &nbsp;【判断题】<br />&nbsp; &nbsp;8.激光切割尺寸比较小的工件时,工件不动,割炬移动。<br />&nbsp; &nbsp;答案：错<br />&nbsp; &nbsp;&nbsp; &nbsp;【主观题】<br />&nbsp; &nbsp;9.焊接烟尘和有毒气体的通风技术可分为____和____两大类。<br />&nbsp; &nbsp;答案：自然通风；机械通风<br />&nbsp; &nbsp;&nbsp; &nbsp;【判断题】<br />&nbsp; &nbsp;10.熔化焊工作地点应有良好的天然采光或局部照明。<br />&nbsp; &nbsp;答案：对<br />&nbsp; &nbsp;&nbsp; &nbsp;【单选题】<br />&nbsp; &nbsp;11.埋弧焊操作前应（）施放焊剂，防止引燃明弧。<br />&nbsp; &nbsp;A、首先<br />&nbsp; &nbsp;B、后&nbsp; &nbsp;<br />&nbsp; &nbsp;答案：B<br />&nbsp; &nbsp;&nbsp; &nbsp;【单选题】<br />&nbsp; &nbsp;12.氢气是一种易燃易爆的气体，它于氯气1：1混合更具危险性，能够（）爆炸。<br />&nbsp; &nbsp;A、见光爆炸<br />&nbsp; &nbsp;B、遇火<br />&nbsp; &nbsp;C、遇高温&nbsp; &nbsp;<br />&nbsp; &nbsp;答案：A<br />&nbsp; &nbsp;&nbsp; &nbsp;【判断题】<br />&nbsp; &nbsp;13.熔化焊设备电网供电参数必须为或380V,50Hz。<br />&nbsp; &nbsp;答案：错<br />&nbsp; &nbsp;&nbsp; &nbsp;【单选题】<br />&nbsp; &nbsp;14.焊接装配图中涉及典型工件制造的工艺守则、焊接方法工艺守则及施焊的评定编号统称为（）。<br />&nbsp; &nbsp;A、焊接工艺文件<br />&nbsp; &nbsp;B、焊接方法<br />&nbsp; &nbsp;C、焊接工艺评定<br />&nbsp; &nbsp;D、焊接工艺参努&nbsp; &nbsp;<br />&nbsp; &nbsp;答案：A<br />&nbsp; &nbsp;&nbsp; &nbsp;【判断题】<br />&nbsp; &nbsp;15.对于电路中的任一节点，流经节点的电流代数和恒为零。（）<br />&nbsp; &nbsp;答案：对</p> <p>&nbsp;<span style="color: #0000ff;"> &nbsp;焊工考试<a style="color: #0000ff;" href="https://www.eepw.com/app/3.html" target="_blank">聚题库</a>app&mdash;&mdash;<u><a style="color: #0000ff;" href="https://www.wet35.com/app/10.html">https://www.wet35.com/app/10.html</a></u></span></p> <p><span style="color: #0000ff;">&nbsp; &nbsp;焊工考试题库及答案&mdash;&mdash;<u><a style="color: #0000ff;" href="https://www.wet35.com/shijuan/33_0_1.html">https://www.wet35.com/shijuan/33_0_1.html</a></u></span></p>