当前位置:考试网  > 试卷库  > 技能鉴定  > 交通相关  > 铁路职业技能鉴定  >  THDS探测站具有哪些功能?
试题预览

THDS探测站具有哪些功能?

查看答案
收藏
纠错
正确答案:

(1)自动探测运行车辆的轴承温度;

(2)自动判别列车运行方向;

(3)自动测速、计轴、计辆;

(4)系统具备自检功能和远程维护功能;

( 5)数据自动存储;

答案解析:

暂无解析

你可能感兴趣的试题

Sheaskedthatshe_____allowedtoseehersoninpolicecustody.

YouthatlettertoJames.However,yodidn't().

翻译训练:

酒和饮酒文化在中国的历史中占据着重要地位。从宋代开始,白酒(whiteliquor)成为中国人饮用的主要酒类。中国白酒制作工艺复杂,原料丰富多样,是世界著名的六大蒸馏酒(distilledliquor)之一。中国有很多优秀的白酒品牌,受到不同人群的喜爱。在当代社会,饮酒文化得到了前所未有的丰富和发展。不同地区和场合的饮酒习俗和礼仪已成为中国人日常生活中重要的部分。在几千年的文明史中,酒几乎渗透到社会生活中的各个领域,如文学创作、饮食保健等。

Thefirstparagraphisintendedto________.

Passage2

Questions6to10arebasedonthefollowingpassage:

Whenaluminumwasfirstproducedaboutahundredandfiftyyearsago,itwassodifficulttoseparateformtheoresinwhichitwasfoundthatitspricewashigherthanthatofgold.Thepriceremainedhighuntilanewprocesswasdiscoveredforrefiningthemetalwiththeaidofelectricityapproximatelythreequartersofacenturylater.Thenewmethodwassomuchcheaperthataluminumbecausepracticalformanypurposes,oneofwhichwasmakingpotsandpans.

Aluminumislightweight,rustproofandeasilyshapedintodifferentforms.Bymixingitwithothermetals,scientistshavebeenabletoproduceavarietyofalloys,someofwhichhavethestrengthofsteelbutweighonlyonethirdasmuch.

Today,theusesofaluminumareinnumerable.Perhapsitsmostimportantuseisintransportation.Aluminumisfoundintheengineofautomobiles,inthehullsofboats.Itisalsousedinmanypartsofairplanes.Infact,thehuge“airbus”planeswouldprobablyneverhavebeenproducedifaluminumdidnotexist.Bymakingvehicleslighterinweightaluminumhasgreatlyreducedtheamountoffuelneededtomovethem,Aluminumisalsobeingusedextensivelyinthebuildingindustryinsomecountries.

Sincealuminumissuchaversatile(多用的)metal,itisfortunatethatbauxite(铝土矿),whichisoneofitschiefsources,isalsooneoftheearth’smostplentifulsubstances.Asthesourceofaluminumisalmostinexhaustible,wecanexpectthatmoreandmoreuseswillbefoundforthisversatilemetal.

6.Thepriceofaluminumwassharplyreducedwhenpeoplediscoveredanewrefiningprocesswiththeaidof.

A.windB.solarenergyC.hydraulicpowerD.electricity

7.Aluminumis.

A.lightweight,rustproofbutnoteasilyshapedintodifferentforms

B.heavyweight,rustproofandeasilyshapedintodifferentforms

C.lightweight,rustproofandeasilyshapedintodifferentforms

D.lightweightandeasilyshapedintodifferentformsbutitiseasytobecomerusty

8.WhichofthefollowingisNOTtrue?

A.Aluminumiswidelyusedintransportation.

B.Aluminumisalsousedinmanypartsofairplanes.

C.Aluminumisbeingusedextensivelyinthebuildingindustry.

D.Aluminumisnotusedinitspureform.

9.Aluminumisfoundonearthmostlyintheformof.

A.puremetalB.bauxiteC.goldD.liquid

10.Whatisthepassagetalkingabout?

A.Thefeaturesofaluminumanditsfunctions.B.Theprocessofaluminum.

C.Thediscoveryofaluminum.D.Thepromisingfutureofaluminum.

热门试题 更多>
试题分类: 综合知识
练习次数:0次
试题分类: 广播电视基础知识
练习次数:3次
试题分类: 综合知识
练习次数:1次
试题分类: 广播电视基础知识
练习次数:0次
试题分类: 高级等级证(三级)
练习次数:0次
试题分类: 初级电工证(五级)
练习次数:0次
试题分类: 广播电视基础知识
练习次数:0次
试题分类: 广播电视业务
练习次数:0次
试题分类: 小学教育理论综合
练习次数:0次
扫一扫,手机做题