掘地先生 的英文怎麼說
中文拼音 [juédexiānshēng]
掘地先生
英文
mr. driller-
The causes of devolution, desertation, salinization and solonization were analysed in two aspects : it is apparently due to overpopulation, overstocking, unreasonably using, lacking of new technique, frequent occurrence of nature disaster, small area and low output of artificial pasture and semi - artificial pasture, but the more deeply reason was that the function of grassland was not completely understood only emphasizing the economic efficiency and regrowthful resource in grassland while the ecological efficiency and its potential use were neglected
本文主要從兩方面對草原三化進行了分析，首先從表面上看有以下幾方面原因，人口多、牲畜數量多、草原利用不合理、新技術推廣差、草原自然災害頻繁、人工半人工草地少產量低。其次又挖掘了草原退化的深層原因，第一對草原資源的功能和作用的認識具有片面性，只重視草原的經濟效益，卻忽略了它的生態效益；只重視草原資源的再生性，卻忽略了它的適宜可利用性。Based on pollen record and excavated materials in chuodun site and abundant documents in taihu region, three conclusions are obtained as follows : 1. excavated materials of seven plots in chuodun site show that four cultures from the majiabang culture to the maqiao culture all existed and cultural layers werecontinuous and large in it, which suggested the environment should be stable and feasible to live in for human beings
根據綽墩遺址孢粉記錄與考古發掘，結合太湖地區豐富的研究成果，得出以下結論： 1 、綽墩遺址七個探方的發掘材料顯示，新石器時期自馬家浜直到馬橋四個文化期在該遺址中都有分佈，文化層較連續且分佈范圍較大，表明該地自然環境相對穩定，適宜古代先民生存。It is our view that the marine resources in hong kong and elsewhere are under very serious threat from over - fishing, pollution, dredging and other human activities that are detrimental to the marine habitat. we have an obligation to ensure that we stop harming our surroundings
世界自然基金會香港分會行政總裁毅理先生表示：本會認為過度捕魚污染挖掘海床和其他影響海洋棲息地的人類活動，正嚴重威脅著香港和其他地方的海洋資源。It is urgently required that the journal should follow up with the developing pace of the society, and to further realize its positioning of service to the elderly group, to shoulder the social responsibilities of taking proper orientation of public opinion for the elderly, to meet ranges of information demands, to advocate advanced lift style, to demonstrate warmly humanistic care and to provide orientated service. the journal should undertake positive reforms in the aspect of meeting the reading needs of the elderly readers at different levels, establishment of the journal with an open mind and making it to a characteristic one, establishment of its brand, exploration of manag ement system to activate initiatives, development of operational channels like advertisement and etc., upgrading its scope and level
這一切都迫切地要求中國老年期刊跟上社會發展的步伐，進一步明確其為老年群體服務的定位，切實擔負起為老年群體把握正確的輿論導向，滿足豐富的信息需求，倡導先進的生活方式，體現溫暖的人文關懷，提供針對性服務的社會使命，在如何適應老年讀者不同層次的閱讀需求，開放辦刊，特色辦刊，打造品牌，探索激發創新活力的管理機制，挖掘廣告等經營渠道，提升規模層次等方面要積極變革，加強中國老年期刊在報刊市場上的競爭力。This part put forward the system conception of kdd and the apriori algorithm. then evolved the create - frequent - set algorithm which was fit for the freight agent management system. because of the shortage of efficiency, 1 improved the algorithm. because some of the items were not boolean variables, 1 need the quantitaitve attributes association rules discovering algorithm. in general, there had the levels among the items, so multilevel association rules existed. after perfecting the algorithmic need interpret and evaluate the knowledge. in the end, 1 discussed the privacy and security of kdd. the fifth part described the future problems and prospect
第四章是論文的主體，著重介紹知識發現的全過程，按照semma方法論首先進行數據準備，然後進入數據挖掘階段，提出知識發現的概念體系和公認的apriori演算法，從該演算法演變出適合於貨代管理系統的生成頻繁項目集的演算法；因為在實際應用中存在效率上的不足，因此進一步地提出了改進方案；在事務處理中各個項目並不都是布爾型變量，因此需要特定的針對多值屬性的關聯規則發現演算法；通常情況下，項目之間存在有層次關系，因此多層次關聯規則的發現普遍存在；演算法完善並運行后需要對發現的知識進行解釋和評估；本章的最後討論了知識發現的私有性和安全性問題；第五章講述有待解決的問題和發展前景。分享友人