【单选题】
割炬型号G01-100中,___表示手工。
A. 0
B. 1
C. 2
查看试卷,进入试卷练习
微信扫一扫,开始刷题
答案
A
解析
暂无解析
相关试题
【单选题】
具有良好特性的弧焊电源,通常规定电压恢复时间不大于___秒
A. 0.01
B. 0.05
C. 0.1
【单选题】
发生触电事故后,对触电者迸行急教,最为重要的是首使触电者___
A. 打120
B. 脱离电源
C. 做人工呼吸
【单选题】
消防部门的灭火___之一是“先控制、后消灭”
A. 措施
B. 原则
C. 基本原则
【单选题】
___点火时,应先点燃引火物再开气。
A. 氢气
B. 乙炔气
C. 液化石油气
【单选题】
在触电者已失去知觉(心肺正常)的抢救措施中,错误的是___
A. 应使其舒适地平卧着
B. 解开衣服以利呼吸
C. 四周要多围些人
【单选题】
下列关于等离子弧焊接和切割防灰尘与烟气的措施,说法误的是___
A. 等离子弧焊接和切割过程中伴随有大量的金属蒸汽、泉氧、氮化物等
B. 工作场地必须配备良好的通风设备措施
C. 不能采用水中切割的方法
【单选题】
关于在选用焊条时的原则,下列说法正确的是___
A. 薄板焊接或点焊宜采用碱性焊条
B. 在使用性能基本相同时应尽量选择价格较低的焊条,降低焊接生产的成本
C. 通过试验来最后确定焊件的质量不是必要的,只需选择合适的焊条即可
【单选题】
水下切割时要慎重考虑切割位置和方向,最好先从距离水面___
A. 最近的部位着手,向下割
B. 最远的部位着手,向上割
C. 中间的部位着手,向两端割
【单选题】
采用实芯焊丝二氧化碳焊时,为了得到良好的保护效果,采用相对较细的焊丝,直径一般为___
A. 0.5-1.5mm
B. 0.8-1.6bmm
C. 0.9-1.8mm
【单选题】
压焊工作中容易发生的事故不包括___
A. 化学反应
B. 火灾
C. 爆炸
【单选题】
对于多数熔化焊设备而言,电力变压器是否合适的决定性因素是___
A. 允许的电流值
B. 允许的电压降
C. 允许的发热程度
【单选题】
空气自然冷却的熔化焊机,海拔高度不超过___m。
A. 200
B. 500
C. 1000
【单选题】
不能采用MU3-2X1000型悬臂式双头内环缝带极自动埋弧堆焊机堆焊___
A. 火车车轮轮缘
B. 容器内环缝
C. 锅炉内环缝
【单选题】
原子氢焊接时,电弧温度高达___℃以上。
A. 3000
B. 4000
C. 5000
【单选题】
金属化后的皮肤表面变得粗糙坚硬,肤色呈蓝绿色是由___引起的。
A. 纯铜
B. 黄铜
C. 铅
【单选题】
根据电压降来确定向一台熔化焊机供电的电力变压器功率大小时,首先要确定___
A. 焊机规定的最大允许压降
B. 焊机允许发热程度
C. 焊机规定的最大允许电流收缩
【单选题】
水冷喷嘴内壁表面有一层冷气膜,可使等离子弧柱有效载面,这种收缩称为___
A. 热收缩
B. 磁收缩
C. 冷收缩
【单选题】
与氢氧化钠混合能产生剧热的是___
A. 乙醇
B. 氯化铁
C. 硝酸钾
【单选题】
由于电机中交变电磁力相互作用而发生的噪声属于___
A. 机械性噪声
B. 流体动力性噪声
C. 电磁性噪声
【单选题】
用干粉火火器灭火时,可手提或肩扛灭火器快速奔赴火场,在距燃烧处___左右放下灭火器。
A. 3m
B. 5m
C. 7m
【单选题】
手工等离子弧焊适用的焊接位置是___
A. 平焊
B. 横焊
C. 全位置
【单选题】
微束等离子强焊接是指小电流下的熔入型等离子弧焊接,电源可选___A
A. 10
B. 25
C. 40
【单选题】
下列关于激光悍说法错误的是___
A. 根据激光的作用方式不同.激光焊可分为连续激光焊、冲激光焊
B. YG激光器是气体激光器的代表
C. 激光焊不需真空室,不产生X射线
【单选题】
306下列情况不属于机械伤害事故原因的是___
A. 机械设备内线路不整齐
B. 机械设备超负荷运作或带病工作
C. 机械工作时,将头手伸入机械行程范围内
【单选题】
埋弧焊时,单丝理孤焊在工件不开坡口的情况下,一次可焊透___mm
A. 10
B. 20
C. 30
【单选题】
埋弧焊未被融化的焊剂人工回收后___再次利用
A. 直接可以
B. 不可以
C. 处理后可以
【单选题】
水蒸气保护焊时的水蒸气对人体的主要伤害是___
A. 烧伤
B. 烫伤
C. 灼伤
【单选题】
等离子弧的形成原理是自由电弧的___
A. 物理压缩
B. 化学压缩
C. 物理和化学压缩
【单选题】
下列着火源不包括___
A. 化学反应热
B. 氢气
C. 静电荷产生的火
【单选题】
原子氢焊时使用的氢气导热效能比空气大___倍
A. 5
B. 6
C. 7
【单选题】
等离子弧能量集中、温度高,另外会有___
A. 熔孔效应
B. 小孔效应
C. 穿孔效应
【单选题】
下列关于中性焰的说法正确的是___
A. 火焰具有氧化性,过剩氧气会使熔池中合金元素烧损
B. 火焰中无过剩乙炔和氧
C. 火焰中乙炔过剩,含有游离碳和较多的氢。焊接低碳钢时焊缝会渗碳
【单选题】
熔化焊工作地点应有良好的天然采光或局部照明,并保证工作面照度达到___
A. 40-100lx
B. 50-100lx
C. 40-90lx
【单选题】
微束等离子弧焊的焊接电流小于___A
A. 40
B. 30
C. 20
【单选题】
气焊、切割时使用输送气体的软管太长、太细,或者曲折太多易造成___现象。
A. 自燃
B. 爆炸
C. 回火
【单选题】
气焊、切割时使用胶管最适宜的长度是___m
A. 5~10
B. 10~15
C. 15~20
【单选题】
一般规定,焊机的负载持续率不应超过___
A. 30%
B. 50%
C. 60%
【单选题】
弧焊电源的空载电压在满足工艺要求的前提下,尽可能___
A. 低一些
B. 高一些
C. 保持适中状态
【单选题】
___吸入人体使氧在体内的输送或组织吸收氧的功能发生障碍,使人体组织因缺氧而坏死。
A. 氮氧化物
B. 一氧化碳
C. 臭氧
【单选题】
堆焊属于___
A. 钎焊
B. 压焊
C. 熔焊
推荐试题
【填空题】
immune to , fall in love with , go along with, on one's behalf, be filled with , take the liberty of , expel from , be pessimistic about She authorizcd her partner to carry out daily responsibllitles [ ]when she was on her business trip
【填空题】
immune to , fall in love with , go along with, on one's behalf, be filled with , take the liberty of , expel from , be pessimistic about On hering the latest news about your mother's ill health, I [ ]canceling your reservation at the Sheraton.
【填空题】
immune to , fall in love with , go along with, on one's behalf, be filled with , take the liberty of , expel from , be pessimistic about There was an obvious indication that the police who have to enforce the new law were not[ ] the general discontent.
【填空题】
immune to , fall in love with , go along with, on one's behalf, be filled with , take the liberty of , expel from , be pessimistic about When she heard of her failure in the experiment, her eyes[ ]tears; whether it was of shame, frustration, orgrief was difficult to tell.
【填空题】
immune to , fall in love with , go along with, on one's behalf, be filled with , take the liberty of , expel from , be pessimistic about Rose knows that continuous letters fromJohn, together with countless roses are aimedat making her[ ]him.
【填空题】
immune to , fall in love with , go along with, on one's behalf, be filled with , take the liberty of , expel from , be pessimistic about [ ]public school for drinking and smoking and then failing inshow business as a singer, she joined her father's business 10 years ago.
【填空题】
immune to , fall in love with , go along with, on one's behalf, be filled with , take the liberty of , expel from , be pessimistic about Since the great scandals in banking,many people in the Country have[ ]the prospects of economic recovery within a few years.
【填空题】
immune to , fall in love with , go along with, on one's behalf, be filled with , take the liberty of , expel from , be pessimistic about The parents were quite happy to[ ]our suggestion because had taked their most important concernsinto consideration.
【填空题】
enlighten, discard, restore, fluctuate,prejudice , profit , rival, motivate,implement, investigate 1When employees participated in the problem-solving process, they were muchvmore willing to [ ] solutions to the problems.___
【填空题】
enlighten, discard, restore, fluctuate,prejudice , profit , rival, motivate,implement, investigate 2 A strong police force has been placed between the two [ ]group in the village to prevent fighting and killing.___
【填空题】
enlighten, discard, restore, fluctuate,prejudice , profit , rival, motivate,implement, investigate 3 Although personally we believe this to be of only secondary importance, its potential role in [ ] innovative acts cannotbe.___
【填空题】
enlighten, discard, restore, fluctuate,prejudice , profit , rival, motivate,implement, investigate 4Though many things have been changed culturally, there is a commitment and sense of responsibility that have not yet been [ ] in today's society___
【填空题】
enlighten, discard, restore, fluctuate,prejudice , profit , rival, motivate,implement, investigate 5 Western nations have older and shrinking populations since they entered the 21stcentury and their [ ] birth rates have also posed problems___
【填空题】
enlighten, discard, restore, fluctuate,prejudice , profit , rival, motivate,implement, investigate 6 She didn't want to marry him and was [ ] against him because he had only a bachelor's degree and didn't meet her expectations for marriage.___
【填空题】
enlighten, discard, restore, fluctuate,prejudice , profit , rival, motivate,implement, investigate 7 The president is in trouble and will have to work hard to [ ] his credibility after people discovered that he was not telling the truth.___
【填空题】
enlighten, discard, restore, fluctuate,prejudice , profit , rival, motivate,implement, investigate 8 To study a number of subjects in the humanities has been both enjoyable and [ ]providing me with a new and different perpective on the world in which we live.___
【填空题】
enlighten, discard, restore, fluctuate,prejudice , profit , rival, motivate,implement, investigate 9 People are concerned about the environment issue because air and water pollution notonly affects everyone's health but also makesit difficult for businesses to [ ].___
【填空题】
enlighten, discard, restore, fluctuate,prejudice , profit , rival, motivate,implement, investigate 10 Instead of ignoring or envying successful students, I made it my mission to [ ]the mysterious causes of their success and greatness.___
【填空题】
be measured in , come in handy , be exhausted from , impose on , attached to, cling to , pay a big price , revolve around 1Though he was 80 years old, blind and hardly able to walk, his family [ ]him so much that they could hardly bear the thought of his death.___
【填空题】
be measured in , come in handy , be exhausted from , impose on , attached to, cling to , pay a big price , revolve around 2The support our volunteers provide to the community as well as society cannot [ ] purely practical terms, and their continuing contribution is vital.___
【填空题】
be measured in , come in handy , be exhausted from , impose on , attached to, cling to , pay a big price , revolve around 3 Please don't forget the Tourist Guide , which should [ ] when you travel to different places in Asia And Europe for the next few weeks.___
【填空题】
be measured in , come in handy , be exhausted from , impose on , attached to, cling to , pay a big price , revolve around 4 These people living in this area are still [ ] their traditions which give their life meaning and help them in answering many questions.___
【填空题】
be measured in , come in handy , be exhausted from , impose on , attached to, cling to , pay a big price , revolve around 5You will [ ]for not learning Enghsh; yod never know how much you will miss without being able to speak English.___
【填空题】
be measured in , come in handy , be exhausted from , impose on , attached to, cling to , pay a big price , revolve around 6 If you [ ] travel and trying to adjust to a new time zone, you may not be ready to face the new challenging environmen yet.___
【填空题】
be measured in , come in handy , be exhausted from , impose on , attached to, cling to , pay a big price , revolve around 7 The general manager of the company intends to introduce new management courses, and tighter controls will be [ ] management to raise efficiency.___
【填空题】
be measured in , come in handy , be exhausted from , impose on , attached to, cling to , pay a big price , revolve around 8 Class discussions next week will [ ] the importance of love, communication and a close relationship between parents and their children.___
【单选题】
1:手机银行客户自助签约账户数量___。
A. 3
B. 5
C. 6
D. 不受限
【单选题】
2:手机银行贴膜卡通过什么渠道实现银行业务的操作___
A. 加密短信
B. 网络
C. 以上皆可
【单选题】
3:客户如何开通手机银行贴膜卡业务?___
A. 银行柜面办理
B. 客户网上自行下载办理
C. 以上两种方法都可以
【单选题】
4:手机贴膜卡的初始密码是___。
A. 123456
B. 456789
C. 111111
D. 000000
【单选题】
5:手机贴膜卡收取的短信费是多少___元。
A. 0.2
B. 0.1
C. 0.15
D. 0.25
【单选题】
6:手机银行支付时产生的费用是什么?___
A. 网络流量费
B. 手机话费
C. 不产生费用
【单选题】
7:贴膜卡是通过什么渠道来实现银行业务功能___
A. 网络
B. 加密短信
C. 蓝牙
D. 红外线
【单选题】
1:___负责特约商户资料的审核 报送和保管,负责特约商户的日常管理 结算资金的监控分析,负责布放POS机具和对POS机具的检查 维护 监控。
A. 收单业务员
B. 客户经理岗
C. 信息管理岗
D. 风险专管员
【单选题】
2:各种表格中,商户开户名称的填写一定要和___一致。
A. 法人名称
B. 店名
C. 综合业务系统中的开户名称
D. 商户名称为商户对外使用的名称。
【单选题】
3:对强制退出的特约商户,应及时停止该商户交易,否则造成的损失,由___承担。
A. 银联特约商户
B. 收单行
C. 中间业务部
D. 电子银行部
【单选题】
4:___在获取收单业务收益的同时,承担由此项业务带来的全部风险。
A. 银联特约商户
B. 收单行
C. 中间业务部
D. 电子银行部
【单选题】
5:特约商户发生套现 洗单的,收单行可要求商户___。
A. 强制退出
B. 主动退出
C. 继续使用
D. 交回机具
【单选题】
6:特约商户多次无故拒绝受理银联卡,经指证拒不改正的,收单行可要求商户___。
A. 交纳罚金
B. 主动退出
C. 交回机具
D. 强制退出
【单选题】
7:收单业务中出现的跨行差错 争议通过省银行卡中心协商解决无效时,可向___申请仲裁。
A. 收单行
B. 中国银联争议处理机构
C. 发卡行
D. 消费者协会