middle and lower reaches 中文意思是什麼

middle and lower reaches 解釋
中下游
  • middle : n 1 中央，正中；中間，中部；中途。2 人體的中部，腰部。3 中間物，媒介物；中人，中間人，調解人；中...
  • and : n. 1. 附加條件。2. 〈常 pl. 〉附加細節。
  • lower : adj 〈low 的比較級〉1 較低的。2 下級的，低級的。 lower animals 下等動物。3 南部的。 in lower Manh...
  1. 1 ) the analyse of mei - yu front structure there is stable mei - yu front along the middle and lower reaches of yangtze river during the mei - yu period in 1999. the temperature contrast in the low level of mei - yu front almost disappeared, which existed only in the upper level. so the mei - yu front is " footless " from the temperature field

    得到的基本結果如下： 1 ）梅雨鋒結構的分析1999年梅雨期間，在長江中下游維持著穩定的梅雨鋒，梅雨鋒在低層的溫度對比幾乎消失，只存在於對流層中上層，因此從溫度常看梅雨鋒是一種「無腳鋒」 ，在對流層中上層具有上寬下窄的梅雨鋒機構。
  2. 3 ) the initial and final date of the rainband in middle and lower reaches of yangtze river have the obvious characteristic in interannual change in summer

    3 ）初夏長江中下游雨帶的開始日、結束日都有明顯的年代際變化特徵。
  3. Some particular measures to be taken are as the followings : ( 1 ) to establish a uniform harmony mechanism in the river basin in order to have a general plan for wetland protection and utilization ; ( 2 ) to combine the existing protection districts according to lake drainage area and species distribution, and to construct new wetland protection region in order to solve problems in management districts ; ( 3 ) to develop wetland restoration and reconstruction ; ( 4 ) to carry out reforesting in formerly cultivated land and to construct shelter forest of the yangtze river in order to control soil erosion and to preserve the water resource ; ( 5 ) to protect and utilize reasonably the wetland resources in the middle and lower reaches of the yangtze river ; ( 6 ) to strengthen the research of wetland science

    具體可採取以下措施：在流域內建立統一協調機制，對流域濕地進行保護與合理利用，合理布局，統一規劃；按湖泊流域和物種分佈整合現有保護區，建立新的濕地保護區，解決目前管理上的制約問題；大力開展濕地修復重建；推進退耕還林、長江防護林等工程建設，發揮森林治理水土流失、涵養水源的作用；在保護的前提下科學合理地利用長江中下游濕地資源，開拓新的生產力；同時加強濕地科學研究。
  4. Based on field data and former researches, influence of inflow of anabranches on middle and lower reaches of the hanjiang river was analyzed

    摘要在實測資料和前人研究的基礎上研究了支流入匯對漢江中下游水沙條件、河床演變以及河流功能維持的影響。
  5. Changes of wetland landscape pattern in the middle and lower reaches of the tarim river

    洮兒河中下游流域濕地景觀演變及驅動力分析
  6. Wetland protection and basin management in the middle and lower reaches of the yangtze river

    長江中下游濕地保護與流域生態管理
  7. Suburban district of jiamusi city is located at the middle and lower reaches of songhua river, sanjiang plain. it covers an area of 1, 874k ?. the ploughed land area is 76. 23 mu, the green food area is 18, 000 mu, amomg them, green rice 70, 000 mu, soybean 35, 000 mu, greenfruit and vegetable 75, 000 mu, it is one of the production areas of the vegetable baskets of jiamusi citizen

    佳木斯市郊區位於三江平原的松花江中下游，幅員1874平方公里，耕地面積76 . 23畝，綠色食品面積18萬畝，其中綠色水稻7萬畝，大豆3 . 5萬畝，綠色瓜菜7 . 5萬畝，是佳木斯市民的「菜籃子」的重要產地之一。
  8. Compared with the 1960s, the sunshine percentage of 1990s decreased in the middle and lower reaches of the yellow river, and increased a little in the upper reach

    對日照百分率氣候變化的空間分析表明，除極少數臺站的日照百分率呈略有上升趨勢外（主要出現在流域上游） ，黃河流域日照百分率的下降表現得非常明顯，遍布整個流域的中、下游。
  9. When south indian ocean in southern hemisphere - zonal ( meridional ) circulation developing in middle latitude and in high latitude of australian, the precipitation in middle and lower reaches of yangtze river rather big ( small ) after some relative process affecting

    當南半球南印度洋?澳大利亞中高緯度地區緯向（經向）環流發展時，通過一系列的環流過程影響，長江中下游梅雨期降水偏多（偏少） 。
  10. 2 ) there is three basic precipitation regions in middle and lower reaches of yangtze river. they have visible homologous relationship with the period of meiyu in the temporal variation, in the late 1980 ' s, the characteristic of precipitation in midd le and lower reaches of yangtze river begins to altering

    2 ）長江中下游梅雨期的降水主要存在三個基本地區，且在時間變化上與梅雨期的出現有著明顯對應關系， 80年代末，長江中下游梅雨的降水特點發生了改變。
  11. A durative heavy rainfall process occurred on the middle and lower reaches of yangtze river in lat junl999. lt was just during the period of the operation of hubex experiment which provided a great deal of intensive rainfall data and upper - air sounding data. so it is a good chance for us to do research on the mei - yu front and low

    1999年6月下旬在長江中下游出現了梅雨期的持續性暴雨，並且正值hubex試驗期間，獲得了很多加密觀測降水及探空資料，為我們提供了良好的研究梅雨鋒和低渦的機會。
  12. The precipitation in middle and lower reaches of yangtze river response to the positive abnormal in eurasian continent and it also has the relationship with the interannual variability of the middle and high latitude of north atlantic sst and the west pacific warm pool

    長江中下游降水對應于歐亞大陸的位勢高度正異常，長江中下游降水與北大西洋中高緯度和西太平洋暖池sst的年代際變率有關。
  13. Response of middle and lower reaches of yangtze river to the initial operation stage of the three gorges project

    三峽水庫蓄水運用初期長江中下遊河道沖淤響應
  14. Perfect morphology of meandering river for middle and lower reaches of hanjiang river

    漢江中下遊河道最佳彎道形態
  15. The han people can be found throughout the country, though mainly on the middle and lower reaches of the yellow river, the yangtze river and the pearl river valleys, and the northeast plain

    漢族人分散在全國各地，但主要聚集在黃河中下游地區，長江流域、珠江流域和東北平原。
  16. Essentially, chinese cliff painting is an outcome of mixed economy and culture of the minorities and the nomadic economy and culture, which is independent from, and developing in parallel with the farming culture of the central plains ( comprising the middle and lower reaches of the huanghe river )

    從本質上講，中國巖畫文化是獨立於中原農耕文化之外，並與之平行發展的少數民族混合經濟文化與遊牧經濟文化的產物。
  17. Study on the dynamic variation of landscape pattern in the middle and lower reaches of the shule river basin

    疏勒河流域中下游景觀格局動態變化分析研究
  18. Effects of dongjiang reservoir on protozoa in the middle and lower reaches of the leishui river

    東江水庫對耒水中下游原生動物的影響
  19. Fluid ore - forming system ; forming conditions of ore deposit ; metallogenesis ; copper gold deposit ; the middle and lower reaches of the yangtze river area

    成礦流體系統成礦條件礦床成因銅金礦床長江中下游中圖分類號：
  20. Research on engineering geology of river pattern control in the middle and lower reaches of the yangtze river

    論長江中下遊河勢控制工程的地質研究
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