population-land ratio 中文意思是什麼

population-land ratio 解釋
人口地面比
  • 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。
  • land : n 1 陸地,地面。2 土地,田地;農田;〈pl 〉所有地,地產。3 國土,國,國家;領土;地方;(…的)世...
  • ratio : n. (pl. ratios)1. 比,比率,比值;比例;系數。2. 【經濟學】復本位制中金銀的法定比價。vt. 1. 用比例方式表達;求出…的比值;使…成比例。2. 將(相片)按比例放大或縮小。
  1. The results show that : the main driving forces of arable land change of shouguang county are the per capita income, the ratio of the pasture output value, the ratio of the cropping output values and the ratio of agricultural labor force proportion ; the main driving forces of arable land change of quzhou county are the variation of grain yield per unit area, the ratio of the pasture output value, the ratio of the cropping output values, the ratio of grain field areas and the population density

    結果表明:壽光市耕地變化的主導驅動力包括人均收入、牧業總產值比例、種植業總產值比例和農林牧漁業勞動力;曲周縣耕地變化的主導驅動力包括糧食單產、牧業總產值比例、種植業總產值比例、糧田面積佔耕地面積比例和人口密度。在此基礎上,揭示縣域尺度上耕地變化的驅動機制,並為進一步進行土地利用覆蓋變化研究積累方法和經驗。
  2. Based on the cultivated land fertility, according to grain yield, the planting coverage, the ratio of the grain crops to industrial crops and multiple crop index, the cultivated land population carrying capacity in 2010 and 2030 at the different population increasing modes were attained by predicting and analysing the food produce and the cultivated land carrying capacity

    摘要以耕地地力為基礎,根據糧食單產、種植面積、糧經比和復種指數對河南省糧食產量和耕地資源承載力進行了預測和分析,得出不同人口增長模式下的河南省2010年和2030年耕地資源人口承載力。
  3. F ) to retreat cultivation 1. 467 million ha for reforestation or recovering grass. g ) attheend, to adjust the proportion of cultivated land, forest, grassland from 7 : 6 : 1 to 1 : 1. 4 : 1. 2, this proportion is reasonable ratio for land use structure. for getting the above strategy targets, we must handle of the following relations : a ) the relation between development and environment protection ; b ) the relation between population and land resources ; c ) the relation between construction and farmland protection ; d ) the relation between quality and quantity of farmland ; e ) the relation between land using and economy development ; f ) the relation between land exploitation and landscape worth maintaining, etc. for getting the above strategy targets, we must also adopt some good measures : a ) to control the construction occupying farmland ; b ) to use land intensive ; c ) to improve low - yield farmland ; d ) to make regional land resources distribution effective ; e ) to make comprehensive profit ; f ) to make family planning continually ; g ) to promote urbanization, etc. by carrying out these measures, land resources in shanxi province can be used sustainable

    同時,論文對土地資源利用潛力和未來趨勢進行了科學推理,提出了山西土地資源永續利用的戰略目標:到2015年,全省耕地面積穩定在433 . 3萬公頃左右,基本農田面積保持在366 . 7萬公頃左右,保證糧食產量100億千克;各項建設用地控制在14 . 2萬公頃,其中佔用耕地在7 . 9萬公頃,土地開發、復墾、整理補充耕地10萬公頃,改造中低產田10萬公頃,治理水土流失面積1 . 13萬公頃,發展園林草地146 . 667萬公頃(含退耕還林還草99 . 2萬公頃、園地6 . 7萬公頃) ;經過長期努力,使林草地總面積達到865 . 6萬公頃,耕地、林地、草地比例由現在7 6 1逐步調節到1 1 . 4 1 . 2較合理的比例。
  4. For every 1 per cent increase in the nation ' s urbanization rate ( the ratio of the population living in cities ), china must add some 300 to 400 million square meters of housing, consume some 1, 800 square kilometers of land, pump 140 million cubic meters of potable water, generate 640 million kilowatts of energy, and expend some 270 to 260 billion yuan ( us $ 35 billion ) of capital ; not to mention dispose of 1. 14 billion cubic meters of wastewater each year

    因為每增加百分之一的全國城鎮化率(居住在城市的人口比例) ,中國必須加3億至4億平方米的住房,消費1800平方公里土地、泵14000萬立方米的飲用水,開發出64000萬千瓦的能源和花費約2600至2700億元人民幣( 350億美元)的資金;更不用說每年要處理污水11 . 4億立方米。
  5. It ( population decline ) led to a change in the land / man ratio that made labor scare and forced an increased competition amongst landlords, which ultimately altered the organization of the manor and of agriculture

    這導致了人地比率的變化,使得勞動力稀缺,加劇了地主之間的競爭,最終改變了莊園組織和農業組織。
分享友人