world population year 中文意思是什麼

world population year 解釋
世界人口年
  • world : n 1 世界；地球。2 萬物；天地，宇宙；天體。3 全世界的人，人類。4 世間，世上，現世。5 世事，人事。6...
  • population : n. 1. 人口；人口總數；全體居民；人口的聚居。2. 物的全體[總數]；【生物學】蟲口；種群（量）；群體；族，組，個數；【統計學】對象總體，全域。3. 【物理學】布居；密度。4. 〈罕用語〉殖民。
  • year : n 1 年，歲；一年。2 年度，學年。3 〈pl 〉年紀，年齡，歲數；〈pl 〉老年。 ★在表示歲數時， years 略...
  1. The world population goes up by two percent a year.

    世界人口每年增加2。
  2. Another un agency, the world food programme, reckons that 4m zimbabweans ? about one - third of the population ? will need food aid by the beginning of next year

    另一個叫做世界食物項目組織的聯合國機構主張，四百萬津巴人（其人口數的三分之一）將于明年初需要食物援助。
  3. In recent years, auto accidents have caused a large numble of casualties and economic loss in the whole world, which force governments and automobile enterprises to invest much manpower and material resources to vehicle safety research, especially in our country, due to the reasons of population and road condition, car accident rates are rising sharply year - by - year. further more, people now pay more attention to vehicle safety performance than before

    特別在我國，由於人口及道路條件等多方面的原因，導致近年米汽車安全事故的損失逐年上升，而且人們對汽車安全性能的關注程度比以前有很大的提高，這些因素促使我們必須制定嚴格的汽車安全法規和重視對汽車安全領域的科學研究來促進汽車安全性的提高。
  4. More than six and one - half thousand million people are living in the world today. by the year twenty fifty, that number is exepected to reach nine thousand million. population experts say most of the ( this ) growth will be in developing nations ( in latin america ) ) southasia and africa. africa ' s population, for example, is exepected to double to almost two thousand million, and southern asia will have additional one thousand million people with him ( within ) he next fifty years

    現在世界上一共有65億人.到2050年，這個數字將達到90億.人口專家稱大部分是集中在發展中國家，如拉丁美洲，南亞和非洲.例如，非洲人口將快速增長到20億.南亞在未來得五十年裡，將會額外得增長10億人口
  5. They are agricultural productive materials price growth rate, sown area of grain crops growth rate, grain yield per area growth rate -, natural disaster covered grain areas growth rate, net grain import change rate, grain reserve change rate, population growth rate, per income growth rate, city and town population growth rate, food industry production value growth rate, year - end pig number growth rate, medical & pharmaceutical and textile industry production value growth rate, grain marketization degree, inflation rate using the previous year as base year ( preceding year = 100 ), public grain purchases price growth rate, investment in agricultural science and technology growth rate, investment in agricultural infrastructure growth rate, growth rate of graduates number from agriculture, forestry, science & technology universities and colleges and specialized secondary schools, government expenditure for agriculture and agricultural credit growth rate, international grain price growth rate, rmb exchange rate growth rate, last grain price growth rate, economic crop price growth rate, meanwhile, a new method is attempted to be used in this paper and the grain price early - warning problem is transformed into machine learning problem by introducing statistic learning theory and svm method which are gaining popularity in machine learning field at present in the world

    在此基礎上，篩選出23個警兆指標：農用生產資料價格增長率、糧食播種面積增長率、糧食單產增長率、糧食受災面積增長率、糧食凈進口量變化率、糧食儲備變動率、人口增長率、人均收入增長率、城鎮人口增長率、食品工業產值增長率、豬年末頭數增長率、醫藥紡織工業產值增長率、糧食市場化程度、以上年為基年的通貨膨脹率、國家糧食定購價格增長率、農業科技投入增長率、農業基礎設施投入增長率、農、林、科技高校大、中專畢業生人數增長率、財政支農資金比重及農業信貸增長率、國際糧食市場價格增長率、人民幣匯率增長率、上期糧食價格增長率、經濟作物價格增長率。同時論文在預警方法上作了新的嘗試，把糧食價格預警問題轉換成一個機器學習問題，引進當前國際上機器學習領域中比較熱門的統計學習理論和支持向量機方法，用順序回歸演算法對歷史數據進行學習建立了糧食價格預警模型。
  6. The world population goes up by two percent a year

    世界人口每年增加2 。
  7. As a result, china has one of the lowest population growth rates in the developing world ? just six tenths of one percent a year

    正因為如此，中國在所有發展中國家中人口出生率是最低的。
  8. One - third of the world s population is infected with mycobacterium tuberculosis, the causative agent of tb, with approximately eight million people developing the active form of the disease every year. the hivaids pandemic has dramatically increased the incidence of this disease

    世界三分之一人口感染有結核分枝桿菌這種結核致病因子，每年有近800萬人罹患活動性結核。艾滋病毒艾滋病大流行大大增加了該疾病的發病率。
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