【填空题】
89.DC600V供电客车DC110V转DC48V电源模块 向尾灯、__________供电。___
查看试卷,进入试卷练习
微信扫一扫,开始刷题
答案
电话插座
解析
暂无解析
相关试题
【填空题】
90.DC600V供电客车WG型网关采用__________总线通讯协议及列车总线实现车辆间的信息和命令传输。___
【填空题】
91.DC600V供电客车的 __________是联结列车网和车厢网的桥梁。___
【填空题】
92.DC600V供电客车制冷温度设定值最低不得小于压缩机的__________。___
【填空题】
93.DC600V供电客车触摸屏正常运行状态每隔__________ min记录一次车厢的运行电气参数。___
【填空题】
94.客车各型电子防滑器系统工作正常时,KNORR MGS2型防滑正常显示代码为 __________。___
【填空题】
95.DC600V供电客车逆变器启动方式为__________。___
【填空题】
96.客车逆变器启动不实行__________的方式称为强迫启动或突投。___
【填空题】
97.三极管放大电路共有三种接法;__________;共集电极电路;共基极电路。___
【填空题】
98.DC600V供电列车的DC110V电力连接器采用 __________结构,容量为130A。___
【填空题】
99.DC600V供电列车客车干线容量为 __________,选用的电压等级为750V。___
【填空题】
100.DC600V供电列车的网络不但能实现全列监控,还能实现全列__________。___
【填空题】
101.25T型车的行车安全监测系统包括KAX型行车安全监测系统和__________系统。[1.0分]___
【填空题】
90℃,应停车检查。___
【填空题】
103.在有电、风压大于或等于450kpa的情况下,塞拉门可自动关闭和__________ 。___
【填空题】
104.DC600/AC380V空调列车供电系统中为提高供电安全性,设有__________ 保护检测系统。___
【填空题】
105.塞拉门的主要操作形式是__________作用。___
【填空题】
106.集便器系统由压力气囊、__________ 、生化处理器、氯化药品和集便箱组成。___
【填空题】
107.MGS电子防滑器处于运用状态,当制动管压力低于__________kpa时,系统自动处于准备状态。___
【填空题】
108.DC600V供电客车断电__________分钟后才能进行绝缘测试。___
【填空题】
109.塞拉门车门内设有__________、手动锁和电控锁各一把。___
【填空题】
110.塞拉门将要完全关闭时,由__________将压力信号屏蔽,防挤压装置失去作用,使门不会因关门时与门框撞击而重新开启。___
【填空题】
111.发电机的运行特性包括空载特性、__________特性、调节特性等三种。___
【填空题】
112.25K型客车电气装置主要分为两大部分:车内电气装置和__________。___
【填空题】
113.DC600V供电客车综合控制柜控制Q15、Q16、Q25、Q26、Q7为隔离开关,严禁__________操作。___
【填空题】
114.DC600V供电客车综合控制柜控制熔断器规格必须符合要求。FU1、FU2、FU3严禁__________操作。___
【填空题】
115.TCDS由车载安全监控系统、车载无线传输装置、客列检WLAN联网设备,客车整备所、__________、铁路局、铁道部TCDS设备,应用以及各级中心的联网组成。___
【填空题】
116.DC600V供电客车的空气预热器[PTC元件]三相电流值最大[或最小]值与平均值的偏差__________时,应在10s内切断空气预热器电源进行保护。___
【填空题】
117.25T型客车污物箱液位指示灯“100%位”亮时,在列车运行途中适当的位置,操作应急排放开关,排放污水。排放时间不得超过__________分钟。___
【填空题】
118.DC600V供电列车单车漏电电流规定其漏电电流不大于__________mA。___
【填空题】
119.DC600V供电列车单车在只有客室电热负载时,其漏电流规定其漏电电流不大于__________mA。___
【填空题】
120.DC600V供电列车车厢温水箱控制回路为DC110V供电,主回路采用__________供电。___
【填空题】
121.根据流体力学原理,当___流体通过小孔时,一部分静压力会转变为动压力。___
【填空题】
122.热力膨胀阀的调节原理是利用___感温作为传感信号,并转换为压力传送到膨胀阀体,以控制阀内节流孔的开度。___
【填空题】
123.空调装置电气部件与壳的绝缘,在相对湿度小于60%时电阻应大于___,若低于此值,可采用断开有关线路分段测量方法,找到漏电部位后更换或加强绝缘性能下降的元件。___
【填空题】
124.空调机组高压压力开关的型号为___。___
【填空题】
125.空调机组低压压压力开关的型号为___。___
【填空题】
126.空调装置一般设有超负荷保护、欠电压保护、___、控制线路保护、高低压压力保护、延迟启动保护、低温保护等。___
【填空题】
127.客车空调空气处理方式有三种:①___前一次混合方式;②冷却后一次混合方式;③二次再循环空气混合方式。___
【填空题】
128.空调客车车内滴水故障一般由接水盘、排水管___或渗漏造成。___
【填空题】
129.目前绝大部分空调装置的进出风温差一般在△t=___。 ___
推荐试题
【填空题】
10.I do not doubt in the least that inflation leads to _________decline.
【填空题】
11.A blizzard _______________great drifts of snow across the lake.
【填空题】
12.Tim says _________everybody will be affected by the tax increase, but I’m sure he’s exaggerating.
【填空题】
1.China’s economic success over the past three _________has raised the living standards of hundreds of millions of Chinese citizens.
【填空题】
2.Citibank picked the chief executive of Etang.com as its first Chinese customer Thursday to open an account at its new branch in the _______Pease Hotel along Shanghai’s fabled waterfront.
【填空题】
3.The United States last Wednesday _________tariffs关税 of up to 30 percent on a range of foreign steel imports to help protect its domestic国内的industry.
【填空题】
4.Although he was raised as a Christian, he’s not really very _________.
【填空题】
5.You can distinguish between frogs ands toads蟾蜍 in the following way: frogs have _________bodies, long limbs, and a smooth skin, and toads have stouter bodies, short limbs, and dry skin.
【填空题】
6.From the airplane window I could see a _________of city streets.
【填空题】
7.Aunt Pat smiled at her little niece and _________her to eat.
【填空题】
8.Dr. Rich Hamilton is planning his own World Wide Web _________on the Internet to provide assistance to anyone who asks for medical help.
【填空题】
9.It is difficult to estimate the number of people doing part-time jobs _________
【填空题】
10.The president _________his foreign minister, Mr. Burns, to act as representative to the international conference to be held in Tokyo next month.
【填空题】
11.Advances in telecommunications have meant that it is just as easy to work from a computer _________at home as it is from a town center office.
【填空题】
12.Until the new gym is built, you have no option but _________existing buildings which may or may not suit your immediate目前的requirements.
【填空题】
1.According to some scientists, global warming _________the survival of the whole human race.
【填空题】
2.The number of visitors from parts of Scotland not including the Edinburgh area was, in fact, relatively small19%, and exceeded the number of overseas visitors16%_________.
【填空题】
3.The early Spaniards established a chain of mission _________the local population along the San Antonio River.
【填空题】
4.It was common practice then that when the store owners wanted to go on vacation they simply _________
【填空题】
5.As they didn’t have relatives or friends there they often _________around nearby malls when they got bored.
【填空题】
6.To make a birthday card, you can simply cut out some funny or pretty pictures from magazines, _________them _________a piece of card and then write your message inside.
【填空题】
7.She picked up the receiver and, _________ asking the caller to hold on, went off to tell Jack that he was wanted on the phone.
【填空题】
8.To relax himself for a little while, he rose from the computer desk, walked across the room towards the window and stretched both arms upwards and _________.
【填空题】
9.The new product has a pair of small loudspeakers fitted inside, which you can easily _________ your computer’s sound card.
【填空题】
10.Music in fact is a _________language of a non-verbal nature which is rich in expression.
【填空题】
11.This _________is designed to show at a glance how many rooms have been rented out and how many are still available.
【填空题】
12._________ glorious sunshine, the boundless stretch of corn fields looked an impressive sight.
【填空题】
1.The cook put the meat on a plate, _________it with salt and pepper, wrapped up the plate in aluminum foil铝箔 and then placed it in the oven to roast.
【填空题】
2.Every waking moment we talk to ourselves about the things we experience. Our self-talk, the thought we communicate to ourselves, _________control the way we feel and act.
【填空题】
3.John made everyone laugh when he got the words _________and referred to himself as “my husband’s wife”.
【填空题】
4.You can’t live a perfect day without doing something for someone who will perhaps never be able to _________you.
【填空题】
5.Because the Earth is a sphere, sailors _________only can view other ships to a distance of about 13 miles before those ships seem to disappear into the horizon.
【填空题】
6.Johnson dismissed _________ideas lightly as no good on several occasions.
【填空题】
7.One tends to believe whatever one repeats to oneself sufficiently often, whether the _________be true or false.
【填空题】
8.Susan told me numerous times how her sister _________children.
【填空题】
9.I don’t know what my roommate is up to because he does everything _______________, either when I am away or when I am asleep.
【填空题】
10.For economic reasons, shipbuilders have designed vessels___ that can be loaded and _________in a minimum amount of time with minimum labor.
【填空题】
11.Laugh, and the world laughs with you; _________, and you weep alone.
【填空题】
12.A national debate is now _________about the manner in which we as a society should protect our natural resources.
【单选题】
___是湿润的纤维脱水后形成的薄片型材料。
A. 安全线
B. 安全纤维
C. 纸张
D. 水印