【文章內(nèi)容簡介】 o traveling by train, you must pass the Security check first!如果你想坐火車去旅行，你必須首先通過安檢！ aboard our ’ll be at your service during the whole ，我將全程為你們服務(wù)。 do I board the train? 我什么時(shí)候可以上車？ you go to the waiting room, and the notice board will tell you which waitingroom you need for your ，公告板上有你要乘坐車次的候車室編號(hào)。 the waiting room, you can access several 。 should try to get to the platform 15 minutes before the train 。 had I got aboard when the train ，火車就開了。 me, can you help me find my seat? 勞駕，你能幫我找一下座位嗎？ show me your ticket, it says which seat is ，上面有你的座位號(hào)。 me, I need to get a ，借過一下。 I help you with your bags? 請(qǐng)讓我?guī)湍懔嘈欣睢?I move your luggage a bit far away from the window please?我能把您的行李放到離窗口稍遠(yuǎn)的地方嗎？ follow me, and your seat is in the middle of the ，您的座位在車廂中部。 seat is an aisle seat on the left 。’m afraid you are in the wrong is just two rows behind on the other ，20c正好在那邊走廊的后二排。 me for a second, I’ll check my ticket for sure..請(qǐng)稍等一下，我來確認(rèn)一下我的票。 is a board hanging on the top of the partment “No smoking here please”.在車廂上面有一個(gè)牌子，上面寫著“請(qǐng)勿抽煙”。 Dangerous goods are allowed to bring on the train!嚴(yán)禁攜帶危險(xiǎn)品上車！ are inflammables, please leave them to our ，請(qǐng)交給我們適當(dāng)處理。 take care of your valuables and help us to keep the train , 協(xié)助我們保持火車清潔衛(wèi)生。 care when you get off the train and mind the , 小心臺(tái)階間跨度。 must not be put in the 。 keep gateways 。 long will this train take to go to Zhengzhou？ 這列直達(dá)快車開到鄭州要多久？ train will arrive at Zhengzhou Railway Station at 18: train currently travels at 90 kilometers an toilets are available only when the train is ，請(qǐng)開車后再使用 train pulling in, toilet is unavailable now, please wait several ,現(xiàn)在不能使用廁所,請(qǐng)稍等幾分鐘。 child is already over , please buy an adult ，請(qǐng)買大人票。, your luggage is overweight, please buy a luggage ，你的行李已超重，請(qǐng)補(bǔ)票。 should add more 50 yuan for your 。 long shall we stop here, please?請(qǐng)問在這停車多久？ is a temporary will stay for 30 ，停車30分。 train will depart 10 minutes later, please don’t get off the ，請(qǐng)不要下車。 don’t worry, the train will arrive on ，列車將正點(diǎn)到達(dá)。 train will soon be on 。 restaurant opens at 6:00pm for to our dining car，This way, is the ，這邊請(qǐng)，給您菜單?！痙 like to have a table for 。 would you like to have? 您想吃點(diǎn)什么？ have cola, orange juice, green tea, and coffee, which one do you prefer? 我們有橘子汁、綠茶、咖啡，您喜歡哪一種？ the train on time? 列車準(zhǔn)點(diǎn)嗎？, next station is ，下一張是鄭州。 for Xi’an station, please get 。 take your belongings with 。 are looking forward to having you here again, Enjoy your stay in Xi’, 祝您在西安愉快！ next stop will be Zhengzhou prepare yourself for getting off the ，請(qǐng)您提前做好下車的準(zhǔn)備 destination will be reached in about twenty have you got inside your luggage case? 您的行李箱里面有什么東西？ ’t ’ll try to find it for ，我們?cè)O(shè)法幫你找。’t ’ll manage to give it back to you if we find ，如果我們找到了，我們?cè)O(shè)法轉(zhuǎn)交給你?！痩l keep you 。 have got a wallet，but I don’t know whether it is yours? 我剛拾到一個(gè)錢包，不知道是不是你的？ go to the chief conductor to claim 。 platform does the train for Manhattan leave from? 往曼哈頓的車從哪一個(gè)站臺(tái)開出？39。s stand in a better position to get on the 。, it39。s not as crowded as we expected, is it? 車上并不像我們想象的那么擁擠吧？ 39。s look at the map on the 。39。s buy the tickets at the 。 es the train．Let39。s get on 。上車。 see trains are crowded with people in rush 。 there many traffic jams on this route? 這條線路是不是經(jīng)常堵車？ this seat taken？Do you mind if I sit here? 這位置有人嗎？您介意我坐這兒嗎？ have many trains going to Beijing the fast train, the through train, the express train and the tourist ，普快、直快、特快和游列車。 is a dining car on the train of car 11? 這列車上11號(hào)車廂有餐廳嗎。 meals and a sound sleep guarantee a pleasant 、睡得香。 you Ok? You look kind of ？你看上去臉色有點(diǎn)蒼白。 don39。t feel very we39。ll think it39。s motion 。我想我暈車了。 much time do we have? I guess we39。ll miss the ？我估計(jì)趕不上這列火車了。105 It is only 10 minutes we will make ?？赡苓€來得及。 long does this train stay at this station? 這列火車在我們這站停留幾分鐘？ is the platform? 請(qǐng)問第三站臺(tái)在哪兒？ platform is for the BeijingGuangzhou train G301? 請(qǐng)問乘北京至廣州的G301次列車應(yīng)該去哪個(gè)站臺(tái)？ we get the luggage down before the train stops? 我們是不是應(yīng)該在停車前把行李拿下來？ 39。ll be at the station in a 。第三篇：高鐵演講稿聽完高鐵的介紹，想必大家對(duì)高鐵是如何動(dòng)起來的十分感興趣，現(xiàn)在我來介紹一下高鐵的心臟，就是它的供電系統(tǒng)。高鐵采用的是牽引供電系統(tǒng)。所謂牽引供電，就是把驅(qū)動(dòng)高鐵所需的電能從發(fā)電廠拉過來。首先從發(fā)電廠引出220KV的超高壓三相交流電，之后進(jìn)入主變電所進(jìn)行降壓，變成55KV左右的高壓電，通過饋電線輸給接觸網(wǎng)。它的供電方式有四種：DN供電方式，BT供電方式，AT供電方式和CC供電方式。其中最常用的是AT供電方式。變電所將電送到接觸網(wǎng)上，再經(jīng)過機(jī)車的受電弓送到機(jī)車的電動(dòng)機(jī)，通過接地線接到車輪上，最后沿著鋼軌回流到變電所。鋼軌是零線，雖然帶電，但是人走在上面是沒有感覺的。這樣變電所、接觸網(wǎng)、受電弓、機(jī)車和鐵軌構(gòu)成一個(gè)回路，高鐵就獲得了持續(xù)的動(dòng)力。下面再講一下幾種供電方式。帶回流線的直接供電方式結(jié)構(gòu)簡單，阻抗小，但是是不平衡回路，抗干擾能力較差。吸流變壓器（BT）供電方式在接觸網(wǎng)和回流線中串接吸流變壓器，讓電流經(jīng)回流線返回牽引變電所，因此防干擾效果好，但是易產(chǎn)生電弧，可靠性低。同軸電纜（CC）供電方式是將同軸電纜沿路鋪設(shè)，其內(nèi)導(dǎo)體與接觸網(wǎng)相連，作正饋線，外導(dǎo)體與軌道相連，作負(fù)饋線。這種方法干擾小，但投資大。最后是常用的自耦變壓器（AT）供電方式。自耦變壓器跨接于接觸網(wǎng)（T）和正饋線（F）間，其中點(diǎn)與接觸網(wǎng)的保護(hù)線相連。因此把供電電壓提高一倍，同時(shí)阻抗減小，增長牽引變電所間距，適用于高鐵。但是它也有結(jié)構(gòu)復(fù)雜，投資大，不易維護(hù)的缺點(diǎn)。牽引供電系統(tǒng)顧名思義就是能夠帶動(dòng)機(jī)車前進(jìn)的系統(tǒng)，車頂上有受電弓 主牽引系統(tǒng)主要由受電弓、牽引變壓器、牽引變流器及牽引電機(jī)組成。受電弓通過電網(wǎng)接入25KV的高壓交流電，輸送給牽引變壓器，降壓成1500V的交流電。降壓后的交流電再輸入牽引變流器，通過一系列的處理，變成電壓和頻率均可控制的三相交流電，輸送給牽引電機(jī)，通過電機(jī)的轉(zhuǎn)動(dòng)而牽引整個(gè)列車。分，謬誤之處，請(qǐng)不吝指正。我 國 電 氣 化 鐵 路 A B C 鄭州鐵路局 L C W我國第一條電氣化鐵路始建于寶成線寶雞~鳳州段，全長91km，于1961年8月正式通車，至今已40余年，截止