【正文】 t. Baumgartner still will free fall at a speed that would cause you and me to pass out, and no parachute is guaranteed to work higher than 25,000 feet (7,620 meters).cause there14。ll be traveling fast, so despite the distance, it will not be like diving into the deep end of a pool. It will be like he is diving into the shallow end. Skydiver preps for the big jumpWhen he jumps, he is expected to reach the speed of sound 690 mph (1,110 kph) in less than 40 seconds. Like hitting the top of the water, he will begin to slow as he approaches the more dense air closer to Earth. But this will not be enough to stop him pletely.If he goes too fast or spins out of control, he has a stabilization parachute that can be deployed to slow him down. His team hopes it39。突然想到那件藍(lán)格子襯衫；那些被折成各種各樣形狀的信紙；那段從街角深巷伊始的友誼；還有那場還沒有開始就宣告了終結(jié)的邂逅計(jì)劃……那些年那些天的非做不可，終于和青春一樣，都將在我們的人生中謝幕。 Have declared the end of the encounter that haven39。 Those were broken into various shapes of stationery。那些曾經(jīng)所謂的非做不可，只是青蔥年華里自己給自己注射的一支強(qiáng)心劑，或者說，是自以為是的精神寄托罷了。也曾經(jīng)好像已經(jīng)下定了決心去做某件事，但更多的時(shí)候是最后又打起了退堂鼓。s time, your ideas are always special to clear. Want, want, line is clear, as if nothing could shake his. Also once seemed to be determined to do something, but more often is he backed out at last. Dislike his cowardice, finally found that there are a lot of love, there are a lot of miss, like shadow really have been doomed. Those who do, just green years oneself give oneself an arm injection, or is a selfrighteous spiritual.　 　 一個(gè)人的時(shí)候，自己的想法總是特別地清晰。Originally, this world, can produce a chemical reaction to an event, in addition to resolutely, have to do, and time.　 　 原來，這個(gè)世界上，對(duì)某個(gè)事件能產(chǎn)生化學(xué)反應(yīng)的，除了非做不可的堅(jiān)決，還有，時(shí)間。t want to give vent to out your inner voice can be in the high school children of the feelings in a period, but was eventually infarction when graduation party in the throat, later again stood on the pitch he has sweat profusely, looked at his thrown a basketball hoops, suddenly found himself has already can39。t really grow up, it seems is not so important。The end of our life, and can meet many things really do?　 　 而窮盡我們的一生，又能遇到多少事情是真正地非做不可？12During my childhood, think lucky money and new clothes are necessary for New Year, but as the advance of the age, will be more and more found that those things are optional。總覺得自己自己似乎應(yīng)該去做點(diǎn)什么，或者寫點(diǎn)什么。 May be back in the past, to oneself the paranoid weird belief disillusionment, these days, my mind has been very messy, in my mind constantly. Always feel oneself should go to do something, or write something. Twenty years of life trajectory deeply shallow, suddenly feel something, do it.　 　 一字開頭的年齡已經(jīng)到了尾聲。s actions.CSKA said they were surprised and disappointed by Toure39。s 21 win.Michel Platini, president of European football39。s Premier League match at Chelsea on Sunday.I am going to be at the match tomorrow and I have asked to meet Yaya Toure, he told BBC Sport.For me it39。s antiracism taskforce, is in London for the Football Association39。t charge you more than 35% of your pensation if you win the case.If you are thinking about signing up for a damagesbased agreement, you should make sure you39。t agree with the disciplinary action your employer has taken against you? your employer dismisses you and you think that you have been dismissed unfairly.For more information about dismissal and unfair dismissal, see Dismissal.You can make a claim to an employment tribunal, even if you haven39。隨著吸塵機(jī)器人關(guān)鍵技術(shù)和性能價(jià)格比的不斷提高或改進(jìn),相信在現(xiàn)有的軟硬件條件的基礎(chǔ)上,未來幾年內(nèi)就會(huì)推出價(jià)格適中的全自動(dòng)吸塵機(jī)器人產(chǎn)品,進(jìn)而使吸塵機(jī)器人能像普通家電產(chǎn)品一樣走進(jìn)千家萬戶,為這一高新技術(shù)產(chǎn)品帶來可觀的市場和經(jīng)濟(jì)效益。(3)電源技術(shù)是吸塵機(jī)器人研究工作的核心問題之一,除了為機(jī)器人運(yùn)動(dòng)、吸塵及控制電路提供能量外,還需優(yōu)化自動(dòng)充電方案,保證機(jī)器人能及時(shí)進(jìn)行充電,能夠自動(dòng)完成對(duì)指定環(huán)境的吸塵任務(wù)。其次,應(yīng)該看到藍(lán)牙技術(shù)在家電行業(yè)的應(yīng)用前景,通過采用藍(lán)牙技術(shù)將過高的數(shù)字處理器成本轉(zhuǎn)移到用戶的個(gè)人電腦上,則有望在短期內(nèi)將吸塵機(jī)器人的成本降低在千元左右。盡管目前國內(nèi)外在吸塵機(jī)器人研究開發(fā)方面已取得一定的成果,但成本過高和許多關(guān)鍵技術(shù)問題急待解決,主要有以下 3 個(gè)方面。4 結(jié)論與展望吸塵機(jī)器人作為服務(wù)機(jī)器人領(lǐng)域中的一個(gè)新產(chǎn)品,將使人們能在無人看守情況下輕松地完成室內(nèi)環(huán)境的吸塵等清潔工作。但實(shí)際上沒有一種電池可同時(shí)具備上述優(yōu)點(diǎn)。③可充電。理想的電源在放電過程中應(yīng)該能夠具備:①保持恒定的電壓。移動(dòng)電源需同時(shí)為移動(dòng)機(jī)構(gòu)提供動(dòng)力,為控制電路提供穩(wěn)定的電壓,為吸塵操作模塊及傳感觀測模塊提供能源等。其原理是利用附壁效應(yīng)去形成低壓渦流氣體,最后將沉渣截留于吸塵器內(nèi)的渦流腔內(nèi)。最近,澳大利亞某公司開發(fā)出采用新原理的氣流濾塵器。 吸塵技術(shù)真空吸塵器是由高速旋轉(zhuǎn)的風(fēng)扇在機(jī)體內(nèi)形成真空從而產(chǎn)生強(qiáng)大的氣流,將塵埃和臟物通過吸口吸入機(jī)體內(nèi)的濾塵袋內(nèi)。運(yùn)用多傳感器融合技術(shù)對(duì)提高移動(dòng)機(jī)器人定位、障礙物識(shí)別、環(huán)境建模、避障的精度等具有重要作用。外部傳感器包括視覺傳感器、超聲波傳感器、紅外線傳感器、接觸和接近傳感器等安裝在機(jī)器人自身用于感知外部環(huán)境9信息。 多傳感器融合技術(shù)為了讓吸塵機(jī)器人正常工作,必須對(duì)機(jī)器人位置、姿態(tài)、速度和系統(tǒng)內(nèi)部狀態(tài)進(jìn)行監(jiān)控,還要感知機(jī)器人所處工作環(huán)境的靜態(tài)和動(dòng)態(tài)信息,使得吸塵機(jī)器人相應(yīng)的工作順序和操作內(nèi)容能自然地適應(yīng)工作環(huán)境的變化。隨著計(jì)算機(jī)技術(shù)和傳感器技術(shù)的發(fā)展,多傳感器集成與信息融合技術(shù)在智能機(jī)器人上獲得了廣泛的應(yīng)用。②基于傳感器信息的路徑規(guī)劃 ,主要用于非結(jié)構(gòu)化環(huán)境,克服環(huán)境條件或形狀無法預(yù)測的因素,方法有人工勢場法、確定柵格法和模糊邏輯算法等。機(jī)器人工作環(huán)境不同,分為靜態(tài)結(jié)構(gòu)化環(huán)境、動(dòng)態(tài)巳知環(huán)境和動(dòng)態(tài)不確定環(huán)境。同時(shí),其它院校對(duì)移動(dòng)吸塵機(jī)器人也作了大量研究工作,取得了不少的成果。某大學(xué)開發(fā)研制了全方位移動(dòng)地面清掃機(jī)器人,該機(jī)器人的控制系統(tǒng)能夠準(zhǔn)確解讀遙控信號(hào),并對(duì)機(jī)體下達(dá)工作指令,隨時(shí)接收“眼睛”(即紅外光電開關(guān)和超聲傳感器)感知的四個(gè)方向的外部障礙信息,并據(jù)此要求機(jī)器人做直線或轉(zhuǎn)向運(yùn)動(dòng),行進(jìn)中,它不停轉(zhuǎn)動(dòng)地板刷,把地面上的灰塵全部填進(jìn)“肚”內(nèi),這種機(jī)器人一次充電可持續(xù)工作半小時(shí),具有智能電源管理功能,延長了運(yùn)行時(shí)間,平均每分鐘行走速度為 15 m。該機(jī)器人操作簡單,僅有 3 個(gè)按鈕:開始、結(jié)束以及暫停 ,人們只要簡單地將它放置在需要清掃的區(qū)域或房間中(這種全自動(dòng)吸塵器機(jī)器人很輕,一只手就可以容易拿起它), 按下開始按鈕即可。當(dāng)打掃完可以行駛的場所后 ,機(jī)器人就自動(dòng)關(guān)閉電源。該吸塵機(jī)器人由于在主機(jī)的周圍 360176。其搜索雷達(dá)會(huì)探測出距離最近的墻壁,先順著墻壁把地板四周的灰塵及異物吸盡。微處理小電腦使它具備在拐至屋角處能探測方向、選擇前進(jìn)路線的能力。2 國內(nèi)外吸塵機(jī)器人研究現(xiàn)狀目前在歐美日等發(fā)達(dá)國家,吸塵機(jī)器人開發(fā)較早,應(yīng)用范圍也較廣,近兩年來,已經(jīng)開發(fā)出多種面向市場的智能吸塵機(jī)器人。由此誕生了一種家用服務(wù)型吸塵機(jī)器人,它將移動(dòng)機(jī)器人技術(shù)和吸塵技術(shù)有機(jī)地融合起來,實(shí)現(xiàn)家庭、賓館、寫字樓等室內(nèi)環(huán)境的半自動(dòng)或全自動(dòng)清潔,因此具有廣闊的市場前景。s foundation, in several years will promote the moderate cost the pletely automatic to vacuum next the robot product, will then cause to vacuum the robot to be able to