【判断题】
作业人员应了解机具(施工机具、电动工具)及安全工器具相关性能，熟悉其使用方法。
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相关试题
【判断题】
安全工器具使用前，应检查确认绝缘部分无裂纹、无老化、无绝缘层脱落、无严重伤痕等现象以及固定连接部分无松动、无锈蚀、无断裂等现象。对其绝缘部分的外观有疑问时应经绝缘试验合格后方可使用。
【判断题】
安全帽使用时，应将下颏带系好，防止工作中前倾后仰或其他原因造成滑落。
【判断题】
雨天在户外操作电气设备时，操作杆的绝缘部分应有防雨罩或使用带绝缘子的操作杆。
【判断题】
绝缘操作杆、验电器和测量杆允许使用电压应与设备运行状况相符。
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绝缘操作杆、验电器和测量杆使用时，作业人员的手不得越过护环或手持部分的界限。
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人体应与带电设备保持安全距离，并注意防止绝缘杆被人体或设备短接，以保持有效的绝缘长度。
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成套接地线宜存放在专用架上，架上的编号与接地线的编号应一致。
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安全工器具经试验合格后，应在醒目部位粘贴合格证。
【判断题】
机具和安全工器具入库、出库、使用前应进行试验。
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绝缘隔板和绝缘罩应存放在室内干燥、离地面200mm以上的架上或专用的柜内。使用前应擦净灰尘。若表面有轻度擦伤，应涂漆处理。
【判断题】
绞磨应放置平稳，锚固应可靠，受力后方不得有人，锚固绳应有防滑动措施，并可靠接地。
【判断题】
绩效管理是一个PDCA的管理闭环，绩效考核只是其中的一个环节。
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岗位调整方面，员工近3年绩效等级积分累计达到4.5分或上年绩效达到B级及以上的，方可聘任更高层级岗位、职务和职员职级
【判断题】
各级组织、各类员工年度绩效考核结果按管理层级或岗位层级划分为A、B、C、D四个等级。原则上，A级25%、B级40%，C级30%，D级5%以内。
【判断题】
员工近3年绩效等级积分累计达到4.5分且上年绩效达到B级及以上的，方可聘任更高层级岗位、职务和职员职级；近3年积分累计达到5.5分的，优先推荐聘任更高层级岗位、职务和职员职级。
【判断题】
员工发生违规违纪行为，被给予警告处分的，当年绩效考核结果评为C级，被给予记过、记大过、降级（降职）、撤职和留用察看处分的，当年绩效考核结果评为D级。
【判断题】
近3年绩效等级积分累计达到4.5分的，优先推荐参加各类先进评选。
【判断题】
员工绩效考核得分、结果不得公开，应注意保密。
【判断题】
对连续两年绩效为D级的员工依法解除劳动合同。
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配网绝缘子按照材质分类，可以分为瓷、橡胶、合成（复合）三种。
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架空配电线路绝缘导线按电压等级可分为中压绝缘导线、低压绝缘导线；按架设方式可分为分相架设、集束架设。
【判断题】
同心式绕组根据绕制特点可分为交叠式、螺旋式、连接式和纠结式等几种形式。
【判断题】
放射式连接方式的缺点是继电保护配置复杂、设备多、成本高
【判断题】
架空配电线路的杆塔是用以安装横担、绝缘子而支撑导线、避雷线等部件，并使导线与地面、建筑物、电力线、通讯线以及其他被跨越物之间保持一定的安全距离，保证线路安全运行。
【判断题】
钢筋混凝土电杆基础，根据土质的不同，可在杆坑加装底盘、卡盘和拉线盘，统称“三盘”。
【判断题】
个人电弧防护用品主要使用绝缘材料制成，防电弧材料区别于普通材料不仅仅是其具备阻燃性能，更重要的，优秀的防电弧材料纤维在碰到火焰的情况下，纤维会膨胀变厚，进而关闭面料表面的空隙，屏蔽、吸收电弧能量。
【判断题】
配电柜内带电作业和倒闸操作：电弧能量不大于21.36cal/cm2，须穿戴防电弧能力不小于25.6cal/cm2的连体式防电弧服装，穿戴相应防护等级的防电弧头罩。
【判断题】
在工作中，管生产的责任人只要把生产工作抓好就可以了，安全是次要的。
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生产经营单位为了逃避应当承担的事故赔偿责任，在劳动合同中与做从业人员订立“生死合同”是非法的、无效的，不受法律保护。
【判断题】
生产经营单位为从业人员提供劳动防护用品时，可根据情况采用货币或者其他物品代替。
【判断题】
老师傅以前的作业传统和工作习惯应该都是对的，即使违反了安全工作规程也应该按照师傅的方法做
【判断题】
情绪异常、冒险心理、过度紧张属于危害因素中人的因素
【判断题】
设计缺陷、工艺缺陷、设备缺陷属于人的不安全行为
【判断题】
危险源是一种导致伤害或疾病、财产损失、工作环境破坏或这些情况组合的可能
【单选题】
6月2日，___合龙。这是中俄合建的首座跨境公路大桥，通车后将结束两地摆渡历史。
A. 黑河一布拉戈维申斯克界河大桥
B. 满洲里一布拉戈维申斯克界河大桥
C. 珲春一布拉戈维申斯克界河大桥
D. 东宁一布拉戈维申斯克界河大桥
【单选题】
中国已于2019年6月1日起，对原产于美国的部分进口商品提高加征关税税率。根据公告， 国务院关税税则委员会对原产于美国约600亿美元进口商品清单中的部分商品，分别实施加征 25%、20%、10%的关税。对之前加征关税的税目商品，仍实施加征___的关税。
A. 5%
B. 10%
C. 20%
D. 25%
【单选题】
2019年6月2日，日前，广东省消委会与香港消委会、澳门消委会分别签署了粤港、粵澳消 费维权合作协议，正式开通“粵港澳大湾区___”。
A. 消费投诉转办平台
B. 消费投诉和解平台
C. 消费投诉维权平台
D. 消费投诉申诉平台
【单选题】
6月4日，在巴黎举行的亚足联特别代表大会上，中国获得___年亚洲杯举办权。
A. 2020
B. 2022
C. 2023
D. 2026
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【单选题】
Kenyan (肯尼亚的) women tend to vote for those who could provide them ___ the necessary food to live on.
A. of
B. with
C. for
D. about
【单选题】
___ all obstacles and failures, the scientist continued doing his experiments day and night.
A. In spite of
B. In contrast to
C. As a matter of
D. As a result of
【单选题】
I’m willing to ___ that a larger car would have cost more, but I still think we should have bought one.
A. withdraw
B. indicate
C. abandon
D. concede
【单选题】
Manufacturing (制造) companies spend millions of pounds on advertisements, trying to ___ customers that their products are better than those of other companies.
A. confine
B. convince
C. depress
D. reconcile
【单选题】
He is not the right person for the project: he is not very technically minded and ___, he does not have the sense of responsibility.
A. instead
B. yet
C. furthermore
D. nevertheless
【单选题】
Death rates declined in many places, partly because of the ___ in hunger.
A. decrease
B. myth
C. obstacle
D. burden
【单选题】
In deciding whether or not a situation is safe, pilots must be taught to assume that the worst will happen, and then to ___ whether there is a risk or not.
A. absorb
B. apply
C. assess
D. occupy
【单选题】
The worker was not worried as he knew that if he gave up the job, there would be ___ opportunities for him to work somewhere else.
A. formative
B. marginal
C. vigorous
D. numerous
【单选题】
The research shows the region might ___ overheating (经济过热), but the policymakers so far appear to be relatively relaxed about the future of the economy.
A. catch a glimpse of
B. be at risk of
C. take a toll on
D. be free from
【单选题】
Measures have been taken to ensure that no student will have to ___ of college for economic reasons.
A. lay out
B. cancel out
C. drop out
D. stand out
【单选题】
Stress that is not treated can lead to significant medical illnesses, which ___ can lead to greater stress and even depression (抑郁症).
A. after all
B. in turn
C. on the contrary
D. at least
【单选题】
Narcissism (自恋) has its benefits in terms of self-belief and confidence, but it also tends to be ___ risky decision-making.
A. associated with
B. contrasted with
C. reserved for
D. relieved of
【单选题】
When Tom saw his doctor again, she suggested that maybe a more substantial lunch, like a sandwich, might ___ his desire to have snacks in the afternoon.
A. count on
B. cut back on
C. hold on to
D. contribute to
【单选题】
You shouldn’t ___ – let your children make their own decisions.
A. interact
B. abuse
C. startle
D. interfere
【单选题】
This is a huge and difficult project and if you take it up, you ___ many difficulties.
A. like to encounter
B. like encountering
C. are likely to encounter
D. are like to encounter
【单选题】
The ability to live for a long time without water is characteristic ___ the camel.
A. of
B. for
C. about
D. in
【单选题】
Rising sales is a good ___ that this product is well received in the market.
A. response
B. convention
C. indication
D. Influence
【单选题】
When tourists travel abroad, they are sometimes ___ by the local people because the tourists don’t know the real value of products.
A. turned in
B. given chase
C. wrapped up
D. ripped off
【单选题】
The professor’s lecture ___ the capacity of his young audience. They all looked puzzled at him.
A. pointed out
B. went beyond
C. contributed to
D. kept off
【单选题】
We must ___ on the amount of time we use on this project.
A. cut both ways
B. cut in line
C. cut off
D. cut down
【单选题】
We have to be very patient with this experiment. It will take time for some effects to ___ clearly.
A. build up
B. break up
C. clear up
D. show up
【单选题】
Perhaps there is a(n) ___ of truth in both theories, but few of us would ever have the opportunity to find out.
A. lump
B. substance
C. section
D. element
【单选题】
Be careful when you get along with her because she is known for her short ___.
A. temper
B. emotion
C. mood
D. feeling
【单选题】
It seems that wearing less formal clothing to school and work is becoming a(n) ___.
A. trend
B. campaign
C. goal
D. occurrence
【单选题】
You cannot correct children’s bad behavior simply with a (n) ___ or two on the hand or face.
A. slap
B. smash
C. slam
D. strike
【单选题】
Our investigations (调查) ___ something very surprising – many of the employees are underpaid and work overtime all the time.
A. reveal
B. bump
C. rip
D. frustrate
【单选题】
She was James’s faithful assistant, in whom he could have ___ confidence.
A. essential
B. automatic
C. ultimate
D. absolute
【单选题】
If you visit this website, you can ___ the categories to find information about all the universities in that area.
A. observe
B. browse
C. glance
D. look
【单选题】
Making New Year’s resolutions (计划) is a custom that still ___ in this country.
A. prevails
B. attaches
C. descends
D. launches
【单选题】
The military officers were more ___ about their own victory and therefore more willing to predict their enemy’s defeat.
A. appropriate
B. ignorant
C. negative
D. optimistic
【单选题】
___ is no doubt that overwork and much worry caused his illness.
A. It
B. There
C. Here
D. This
【单选题】
___ a day goes by that I don’t receive dozens of junk mails in my email box.
A. None
B. Usually
C. Nearly
D. Hardly
【单选题】
Please trust me. Try this new method ___.
A. you feel very relaxed
B. and you feel very relaxed
C. you will feel very relaxed
D. and you will feel very relaxed
【单选题】
John said Mom was coming back tomorrow, not next week. If this is the ___, we’ll all have to clean the house thoroughly.
A. point
B. norm
C. question
D. case
【单选题】
It is far too late for you to go out and play football, ___ the fact that it’s raining.
A. no doubt
B. despite
C. given
D. not to mention
【单选题】
However, under no circumstances should we ___ our achievements, nor should we regard our accomplishments as unimportant.
A. present
B. perceive
C. exemplify
D. exaggerate
【单选题】
Jane picked up a magazine from the bookshelf and started reading here and there ___.
A. accurately
B. randomly
C. emotionally
D. continually
【单选题】
In many Middle Eastern cultures a deadline is taken as a(n) ___, and such terms should not appear in a purchase contract with businessmen from these countries.
A. target
B. favor
C. honor
D. insult
【单选题】
He is by no means a(n) ___ man. On the contrary, he always departs from customs.
A. disgraceful
B. sophisticated
C. traditional
D. intelligent
【单选题】
Although the nuclear radiation problems remain unsolved, the government’s emphasis has been ___ from coal to nuclear.
A. intended
B. defined
C. attached
D. switched
