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植被、干土和凈水的典型反射光譜曲線,并作簡要說明。(15分)什么是遙感圖像大氣校正?為什么要進(jìn)行遙感圖像大氣校正?請(qǐng)以多光譜掃描儀(MSS)資料為例,說明大氣校正的原理和方法。(20分)南京師大2001年GIS2001年研究生入學(xué)考試試題地理信息系統(tǒng)一、名詞解釋(20分)虛擬現(xiàn)實(shí)開放性地理信息系統(tǒng)(OpenGIS)WebGIS數(shù)字地球拓?fù)浣Y(jié)構(gòu)二、簡述數(shù)字地球的關(guān)鍵技術(shù)(20分)三、簡述地理事物與地理觀象在GIS中表達(dá)方法(20分)四、試述遙感、GPS與地理信息系統(tǒng)(GIS)之間的相互關(guān)系(20分)五、試述當(dāng)前地理信息系統(tǒng)需解決的關(guān)鍵技術(shù)問題(20分)遙感學(xué)一、名詞解釋(共40分)黑體發(fā)射率數(shù)字圖像直方圖假彩色等密度分割亮度溫度中心投影衛(wèi)星軌道參數(shù)高光譜遙感二、問答題(每題15分)畫出電磁波譜圖,并對(duì)現(xiàn)代遙感技術(shù)常用光譜段的波長范圍及其在遙感上的應(yīng)用作出簡要說明。什么是遙感圖像的空間分辨率、時(shí)間分辨率和光譜分辨率?這三種分辨率的改善對(duì)地物遙感監(jiān)測(cè)有何作用?以美國陸地衛(wèi)星TM圖像的波段為例,分別說明遙感圖像的真彩色合成與假彩色合成方案。與真彩色合成圖像相比,假彩色合成圖像在地物識(shí)別上有何優(yōu)越性?當(dāng)前遙感技術(shù)發(fā)展的重要趨勢(shì)之一,是與地理信息系統(tǒng)(GIS)技術(shù)和全球定位系統(tǒng)(GPS)技術(shù)相結(jié)合(即所謂“3S”技術(shù))。請(qǐng)從技術(shù)上說明這種結(jié)合的意義。南京師大2002GIS一.(20分)。(20分)。(20分),并進(jìn)行各自有缺點(diǎn)分析。(20分)。(20分)第五篇:考研英語小作文申請(qǐng)信考研英語小作文申請(qǐng)信在英語考研復(fù)習(xí)沖刺階段,最重要的就是作文。要想在最后的考試成績中脫穎而出,現(xiàn)階段就必須要把精力放在分值占在30分的寫作上。考研英語中大作文的要求是內(nèi)容切題、表達(dá)清楚、文字連貫、句式多變和語言規(guī)范。小作文考察點(diǎn)在信息點(diǎn)的覆蓋、語言的準(zhǔn)確性、文章組織的連貫性上。其中小作文占10分,分為求職信、祝賀信、道歉信、詢問信、推薦信、感謝信、邀請(qǐng)信、辭職信等等二十多種應(yīng)用文。每個(gè)類別都有相對(duì)固定的語言模式,都有固定詞語要求。距離最后的考試只有兩個(gè)多月的時(shí)間,沖刺序幕正式拉開。英語復(fù)習(xí)到這個(gè)階段,最重要的就是作文。要想在最后的考試成績中脫穎而出,現(xiàn)階段就必須要把精力放在分值占在30分的寫作上。考研英語中大作文的要求是內(nèi)容切題、表達(dá)清楚、文字連貫、句式多變和語言規(guī)范。小作文考察點(diǎn)在信息點(diǎn)的覆蓋、語言的準(zhǔn)確性、文章組織的連貫性上。其中小作文占10分,分為求職信、祝賀信、道歉信、詢問信、推薦信、感謝信、邀請(qǐng)信、辭職信等等二十多種應(yīng)用文。每個(gè)類別都有相對(duì)固定的語言模式,都有固定詞語要求。下面破冰學(xué)歷考試網(wǎng)為大家收集整理了相關(guān)的一些資料,供大家復(fù)習(xí)參考。申請(qǐng)信主要用于申請(qǐng)獎(jiǎng)學(xué)金、求學(xué)、申請(qǐng)出國簽證等,這些申請(qǐng)往往通過申請(qǐng)信來請(qǐng)求。寫作“三步走”:申請(qǐng)的具體內(nèi)容和緣由→自己的情況和條件→提出要求,如回信、面試等等。注意:第一,語氣要誠摯友好千萬不要表現(xiàn)出強(qiáng)求的意思;第二,對(duì)于申請(qǐng)的內(nèi)容和原因一定要寫得非常清楚;第三,盡管不能表現(xiàn)出強(qiáng)求的意思,但是期望得到的心情一定要表達(dá)出來。范文解析:Directions : You are a college student and want to get an editorial position with a a letter to , who is your teacher this semester, to ask him to write a remendation letter for you to the newspaper to state your the letter with no less than 100 not sign your own name at the end of the “Wang Hua” not write the ,I am writing to you for a letter of hope you could still remember me, Wang Hua, a student in your class this final paper received an A from have applied for an editorial position with a newspaper office, which asks for three letters of would be very much obliged if you could write one for will be better if the letter includes your understanding of my aptitude for writing and enclosed resume is for your reference in writing the use the attached stamp, envelope and address to mail your letter directly to the you again for your time on this yours,Wang Hua◆常用句式I beg to apply for?特此申請(qǐng)??I would like to apply for admission to your 。I am very much interested in going abroad to obtain an advanced degree in the field of?我對(duì)出國留學(xué)攻讀??學(xué)位很感興趣。I shall be mush obliged if you will be so kind as to help me acplish my longcherished ,本人將不勝感激。I should be very much obliged if you could grant my ,我將萬分感謝。Thank you again for you time on this 。I would like to thank you for your generous help in this 。Please make the arrangement at your earliest ,請(qǐng)您盡快安排此事。Thanks in advance for your prompt 。Thank you for your consideration and I am looking forward to an early ,希望盡早得到您的回復(fù)。