On the base of serious summarizing the experience of more than 20 pilot villages of the all city during the past 7 years, twice villages surveys in large scale in 1999 and 2001 ( including over 200 villages ) and thirteen pilot villages in the project of rural development by technology and education project in beijing in 2002, generalizing experience on how to develop village economy and rural development by technology and education project entirely, extrapolating the operating mechanism, management system and village development pattern in how to rely on technology to train rural elites and boom village economy especially. thereby, representing the conception, goal and operating clue of village economy and rural development by technology and education project for 21st century in beijing in detail. it is the first time to represent four operating thesis of rural development by technology and education project for 21st century in china systematically : system thesis of village productive forces ( inside ) ; regional actinoid thesis in village ( outside ), operating thesis for origin, bank and fluid, and the thesis of biology balancing and limited factors
在認真總結北京市7年多來全市20餘個科教興村老試點和1999年、 2001年兩次大規模村級調查（ 200餘村） 、北京市2002年
十三個科教興村新的試點的基礎上，全面總結如何依靠科技、教育在發展村域經濟、開展科教興村等方面的經驗教訓，特別是重點總結歸納了7年來北京市如何依靠科技、培育鄉土人才、促進村域經濟發展的科教興村的管理體系、運作模式、村級發展模式；在此基礎上，詳細闡述了21世
紀北京市科教興村的概念、目標和工作思路；並在國內首次較系統地、深入地闡述了21世
紀科教興村的四大運行理論基礎：村域生產力系統理論（對內） 、村域區域經濟發展輻射理論（對外） 、 「源、庫、流」運轉學說和「生態平衡理論和限制因子學說」 。
The sas were in malaya in the 1940s and aden in the 1960s
他們參加過二
十世
紀四
十年代的馬來亞戰事及六
十年代的亞丁戰爭。
It includes " the 50th anniversary of the coronation " stamp set of 10 and " his royal highness prince william " stamp set of 4 issued by royal mail ( top ), the " audrey hepburn " self - adhesive stamps ( block of 10 ) issued by united states postal service ( middle left ) and the " classified cultural buildings - taipa and coloane islands " souvenir sheet ( middle right ) and stamp set of 4 ( bottom ) issued by macau post
包括由英國皇家郵政發行的"女皇加冕50周年
紀念"一套
十枚郵票及"威廉王子"一套四枚郵票（圖上） 、由美國郵政發行的"柯德莉夏萍"自動黏貼
十方連郵票（圖中左）及由澳門郵政發行的"文物保護?仔和路環"小全張（圖中右）和一套四枚郵票（圖下） 。
Wind energy conversion system is a complicated field refers to electrical machine, power electronic, electrochemistry, material, mechanics, aerodynamics, computer, automation, aerography and etc. following the increasing demand of electric power and environmental protection all over the world, it is important to exploit the renewable and clean energy sources. this dissertation mainly aims at modeling and controlling each part of wecs and simulating the system response under different disturbances to develop a suitable controller
隨著電力需求的進一步增長，以及世界范圍內對環境保護、能源再生等問題的日益重視，二
十一世
紀將更加重視清潔能源和可再生能源的開發利用，我國現有的以煤電為主的電力結構也必將向發電類型多元化、能源再生化、能源「綠色」化轉變，因此，風力發電這種很有發展潛力的發電技術成為一個具有重大實際意義的課題。
The passport holders can participate in all excursions and make a full collection of all ten badges. afd has prepared a total of 10, 000 hiking passports for potential participants
領取健行
紀錄卡的人士可參與各遠足路線，並集齊一套
十款的
紀念布章。
The urban society of the twenty-first century will have little identity with the agrarian philosophy.
二
十一世
紀的城市社會不大會同意農民的哲學。
Delving into history : the ainu and okinawa in the twentieth century
挖掘歷史愛努與沖繩的二
十世
紀
In the early 1970s, astronomers alar and jun toomre predicted that the odd shape of two relatively nearby galaxies, dubbed the mice after their rodent - like tails, could be explained by a fantastic collision between them
在二
十世
紀七
十年代早期，天文學家艾拉和裘利?圖木爾就曾預言那兩個因為有像嚙齒動物一樣的尾巴而被別稱為「老鼠」的相對較近的星系的奇怪形狀可以用發生在兩者之間的奇怪的撞擊來解釋。
The satellite altimetry has developed as a kind of important space geodetic technique since 1970s. the return signals from ocean regions can provide all - weather height information above the sea level repeatedly and accurately. the satellite altimetry has now not only impacted strongly on the field of oceanography and geophysics, but also changed greatly the fact of geodesy
衛星測高作為二
十世
紀七
十年代發展起來的一項空間測量技術，能在全球范圍內全天候、多次重復、準確地提供海洋表面到衛星距離的觀測值，在地球物理學領域和大地測量領域有廣泛的應用。
Like the english political turmoil of the 17th and 18th centuries, the american revolution was bourgeois.
美國革命如同
十七八世
紀英國的政治動亂一樣，也是資產階級性質的。
Far less familiar are the passages from the "letters" and from crevecoeur's "sketches of eighteenth-century america" in which he bewails the upheavals of the american revolution.
可是只有少數人才知道他在《書札》中和在《
十八世
紀美國札記》中，曾對美國革命的激變表示惋惜。
Mike : did you watch the “ the ten greatest soccer players of the century ” vote
邁克:你有沒有看昨晚的世
紀十大最佳球員評選
As old as he was seventeen-the name was new to him.
他雖然有那麼大的年
紀，
十七歲了，這個名字對他卻是生疏的。
However, recently, the expression " the year plus decade " is suggested, holding it inconvenient to name the nrst two decades of a century when using the expression " the century plusdecade "
近年來有人建議改用「年份年代」 （比如「 1990年代」 ）的形式表示，其主要理由是， 「世
紀十年代」表述法不便於稱說每世
紀的前兩個年代。
There were vast differences between the instruments of production man used, his mastery of scientific knowledge, and his production experience and skills in the stone, bronze and iron ages and in the 17th, 18th and 19th centuries
石器時代，青銅器時代，鐵器時代，
十七世
紀，
十八世
紀，
十九世
紀，人們使用的生產工具，掌握的科學知識、生產經驗和勞動技能，都大不相同。
The underlying essentially significant feature of the european events at the beginning of the present century is the military movement of masses of european peoples from west to east, and again from east to west
本世
紀十九世
紀初葉，許多歐洲事件中的一個重大事實，那就是歐洲各國的民眾自西向東后來又自東向西的黷武活動。
Meanwhile, those bridge - concealing tunnels are there for good reason. if a particularly severe typhoon struck hong kong and the bridge had to be closed to road traffic, the trains would still be able to get through in either direction with passengers and their luggage. planning for a new airport operating 24 hours a day began in the 90s when it was obvious that the former kai tak airport in urban kowloon, limited by noise restrictions, could never cope with ever - increasing air traffic
青馬大橋除創造世界最長同類型吊橋
紀錄外，包括青馬大橋在內的機場核心計劃還於1999年榮獲美國建築界權威及編輯選為二
十世
紀十大建築成就獎得主之一，與巴拿馬運河、英法海峽隧道及三藩市金門大橋等其他九項工程同享殊榮。
Hong kong international airport at chek lap kok is among the 10 most remarkable construction projects of the 20th century. - conexpo - con agg 99 construction achievement awards of the century, march 1999
新機場於一九九九年三月榮獲conexpo - con agg 99頒發的本世紀十大建築成就獎，是亞洲區唯一獲得這項殊榮的建築工程。
