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BSP青藏车制氧机压缩机供电为AC 380 V
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BSP青藏车综合柜PLC电池需要每5年更换一次
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BSP青藏车综合柜安全监控触摸屏可以设置烟火报警时切断DC 600 V电源
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BSP青藏车每个车端设4个DC 600 V电力连接器
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BSP青藏车上配线用尼龙软管阻燃级别为UL-94，V2级
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BSP青藏车AV影视柜的视频解码器采用定置方式是为了美观
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线槽内DC 110 V电缆和DC 600 V电缆是绑在一起的
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KAX-1客车行车安全监测诊断系统尽量采用了较为先进成熟的技术，应用软硬件可靠性设计，功能级监测节点的传感器免标定免维护
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车载安全监测诊断系统由连接同一列车上不同车厢的列车网络(列车总线)TBUS和连接同一车厢内不同功能级监测诊断子系统的车厢网(车厢总线)VBUS所组成
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车载安全监测诊断系统的监测与诊断报告目前通过列车管理器以串口通信方式传送给电控主站PLC，由PLC向地面实时报告安全监测状态
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车载安全监测诊断系统不能用移动存储器通过USB接口实现列车停站数据下载等功能
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应急电源单相半控桥式整流电路中，若一只二极管击穿造成内部短路也能正常工作，只是成了半波整流
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KSL电茶炉加热管工作靠三相电源380 V，若三根加热管功率依次为750 W、700 W、800 W时，中性线可以去除
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三端稳压器要求对参考地输出＋5 V电压可选用7805
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空调客车对客室相对湿度的要求是夏季不大于70％，冬季不小于30％
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锗二极管死区电压为0.1 V，导通电压为0.3 V
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硅二极管死区电压为0.5 V，导通电压为0.7 V
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981型应急电源在对电池充电时，若锯齿波与电源频率不同步会造成充电电流不稳
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当发生有人触电需要采取急救措施时，发现有心跳无呼吸应采取胸部挤压法
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接零保护与接地保护可以使用在同一电网中
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不论怎样只要电压在36 V以下，人就安全
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交流接触器衔铁和铁芯用硅钢片冲制后铆接而成，主要目的是为了减小磁滞与涡流损耗
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交流接触器短路环的作用是防止交流电磁吸力周期变化而引起铁芯的振动和噪声
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时间继电器有电磁式、电动式、空气式和电子式
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使用热继电器时应将热驱动器件的电阻丝并联在电动机的主电路中
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热继电器动作时间与通过电流的关系为定时限特性，即通过电流愈大，动作时间愈快
【判断题】
继电器与接触器工作原理基本相同，主要区别是触头系统不同，故应用也不同
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中间继电器只能作转换控制信号的中间元件使用，不能用来直接通断电路
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热继电器的保护动作在过载后需要经过一段时间后才能执行
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客车用荧光灯逆变器可将车内48 V直流电变换为220 V，50 Hz的交流电，供荧光灯使用
【判断题】
BY-2型逆变器负载回路采用LC串联谐振电路，提高逆变器效率达85％
【判断题】
BY-2型逆变器自保护装置的主要控制元件是晶闸管
【判断题】
目前客车空调机组温度控制器广泛采用电子式温度控制器
【判断题】
98型应急电源整流器输入电源电压为220 V，50 Hz
【判断题】
空调客车上使用的免维护密封铅酸电池，运用中不需要补充水或酸
【判断题】
正常运行的免维护密密封铅酸电池，不需定期检查在充放电时各节的温度情况
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1 When the police caught up with him, Mr.Foster had to [ ] that he'd broken the speed limit.
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2 Whenever my boss makes a decision that I don't agree with, I tell him what I really think, though it's [ ] to make him happy by telling him his ideas are always right
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On hering the latest news about your mother's ill health, I [ ]canceling your reservation at the Sheraton.
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When she heard of her failure in the experiment, her eyes[ ]tears; whether it was of shame, frustration, orgrief was difficult to tell.
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Rose knows that continuous letters fromJohn, together with countless roses are aimedat making her[ ]him.
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[ ]public school for drinking and smoking and then failing inshow business as a singer, she joined her father's business 10 years ago.
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Since the great scandals in banking,many people in the Country have[ ]the prospects of economic recovery within a few years.
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2 A strong police force has been placed between the two [ ]group in the village to prevent fighting and killing.___
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3 Although personally we believe this to be of only secondary importance, its potential role in [ ] innovative acts cannotbe.___
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5 Western nations have older and shrinking populations since they entered the 21stcentury and their [ ] birth rates have also posed problems___
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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.___
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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.___
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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.___
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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 [ ].___
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10 Instead of ignoring or envying successful students, I made it my mission to [ ]the mysterious causes of their success and greatness.___
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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.___
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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.___
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4 These people living in this area are still [ ] their traditions which give their life meaning and help them in answering many questions.___
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5You will [ ]for not learning Enghsh; yod never know how much you will miss without being able to speak English.___
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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.___
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7 The general manager of the company intends to introduce new management courses, and tighter controls will be [ ] management to raise efficiency.___
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8 Class discussions next week will [ ] the importance of love, communication and a close relationship between parents and their children.___
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1：手机银行客户自助签约账户数量___。
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2：手机银行贴膜卡通过什么渠道实现银行业务的操作___
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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
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4：手机贴膜卡的初始密码是___。
A. 123456
B. 456789
C. 111111
D. 000000
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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
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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
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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
