成人小说亚洲一区二区三区,亚洲国产精品一区二区三区,国产精品成人精品久久久,久久综合一区二区三区,精品无码av一区二区,国产一级a毛一级a看免费视频,欧洲uv免费在线区一二区,亚洲国产欧美中日韩成人综合视频,国产熟女一区二区三区五月婷小说,亚洲一区波多野结衣在线

立即打開
2012年五大科技突破

2012年五大科技突破

SHELLEY DUBOIS 2013-01-07
2012年是個(gè)科技豐收年。下面五大科技創(chuàng)新涵蓋了材料、生物、電子和汽車等領(lǐng)域,可能很快就會(huì)改變整個(gè)商業(yè)世界的面貌和人們的日常生活。

????汽車革命夢(mèng)想成真

??? 對(duì)于汽車來說,現(xiàn)在已經(jīng)是個(gè)新時(shí)代了。戴伊說:“我認(rèn)為,我們即將迎來汽車行業(yè)的一次重大轉(zhuǎn)型?!彼a(bǔ)充說,這次轉(zhuǎn)型已經(jīng)醞釀了一段時(shí)間,但是現(xiàn)在,“材料、導(dǎo)航、汽車電子系統(tǒng)和動(dòng)力系統(tǒng)的重大革新真的同時(shí)到來了?!?/p>

????汽車廠商們必須密切關(guān)注電動(dòng)汽車、插入式混合動(dòng)力轎車、完全混合動(dòng)力轎車以及其它節(jié)能技術(shù)領(lǐng)域的消費(fèi)者趨勢(shì)。經(jīng)歷了幾乎整整一個(gè)世紀(jì)的內(nèi)燃發(fā)動(dòng)機(jī)時(shí)代后,如今汽車廠商正在改造汽車的動(dòng)力系統(tǒng),利用新型動(dòng)力技術(shù),生產(chǎn)老百姓消費(fèi)得起的環(huán)保汽車。

????2011年末,汽車消費(fèi)者已可在全美范圍內(nèi)買到2012款雪佛蘭沃藍(lán)達(dá)(Chevy Volt)混合動(dòng)力轎車。今年,日產(chǎn)公司(Nissan)又在美國(guó)推出了聆風(fēng)(Leaf)的完全電動(dòng)版本。

????動(dòng)力系統(tǒng)并不是汽車業(yè)唯一的創(chuàng)新機(jī)會(huì),今天的汽車已經(jīng)變得越來越像電腦了。不過戴伊表示:“也不要放棄內(nèi)燃發(fā)動(dòng)機(jī)。當(dāng)你覺得一項(xiàng)行業(yè)主流技術(shù)即將被淘汰的時(shí)候,也正是這一技術(shù)獲得最大進(jìn)步的時(shí)候。”

????譯者:樸成奎

????Out of my dreams, into my (improved) car

????It's a new world for cars. "I think we're at the cusp of quite a significant transformation in the auto industry," Day says. This transformation has been building for some time, he adds, but now, "major innovations in materials, navigation, on-board electronic systems and drivetrains are really starting to come together."

????Automakers must keep an eye on consumer trends around electric vehicles, plug-in hybrids, full hybrids, and cars equipped with other mileage-extending technology. And after about a century of powering vehicles with good old combustion engines, car companies are tweaking the drivetrain -- the system that makes a car move -- and using this updated tech to build affordable cars.

????At the end of 2011, car buyers could get the 2012 Chevy Volt hybrid car nationwide. This year, Nissan released the fully electric version of the Leaf in the United States.

????Not that drivetrains are the only opportunity for automotive innovation; indeed, cars are becoming more like computers every day. "Don't give up on the internal combustion engine either," Day says. "An industry's technology improves the most just when you think it's being put out of business."

掃描二維碼下載財(cái)富APP
精品无码久久久久久尤物| 日韩不卡手机视频在线观看| 国产91精品高潮白浆喷水| 国产精品高清一区二区三区| 中文有码vs无码人妻久久| 国产人成视频在线观看| 自拍偷自拍亚洲精品牛影院| 18禁高潮出水呻吟娇喘蜜芽| 影音先锋女人av鲁色资源网站| 国产办公室沙发系列高清| 精品一区二区三区亚洲国产| 精品午夜一区二区三区在线观看| 婷婷妺妺窝人体色www久久| 久久综合亚洲鲁鲁五月天| 欧洲人妻丰满AV无码久久不卡| 免费99精品国产自在现线观看| 久久久五月天亚洲天堂中文字幕在线观看| 欧美丰满熟妇BBB久久久| 久久精品国产亚洲精品| 国产精品高清一区二区三区不卡| 久久99精品久久久久久水蜜桃| 亚洲AV无码专区一区二区| 91嫩草国产线免费观看91| 久久久99精品成人片中文字幕| 欧美一性一乱一交一视频| 亚洲人精品午夜射精日韩| 精品久久久久久无码中文字幕一区| 狠狠色婷婷久久综合频道日韩| 久久久中日AB精品综合,| 亚洲国产成人精品区综合| 色欲久久久天天天综合网精品| 精品人妻无码区二区三区| 中文字幕在线精品视频入口一区| 国产精品天干天干在线观看| jizzjizzjizz亚洲熟妇 | 国产精品美女久久久免费| 中文人妻无码一区二区三区| 13小箩利洗澡无码视频网站免费| 久久精品一本到东京热| 亚洲精品中文字幕无码蜜桃| 国产真实乱子伦视频播放|