沼澤土 的英文怎麼說
中文拼音 [zhǎozétǔ]
沼澤土
英文
bog earth-
Where pipelines cross swamps, rivers, or lakes they may be encased in concrete.
油管跨越沼澤地,河流、湖泊時,可以用混凝土管匣套起來。At the same time, the quality of different - state water was studied. the results show : the soil bulk density of the fir wildwood heightens with the increase of soil depth, specifically 0. 74 > 0. 94 andl. 34g / cm3, the saturated, canaliculus and field moisture contents decrease gradually in layer a, b and c, accordingly the soil total foveola decreases gradually, and the moisture - hold capacity of the soil lessens gradually with the increase of the soil depth ; there is small difference of the soil bulk density between layer a and b in the outer space, which are respectively 0. 92 and 0. 99g / cm3, and the other laws are the same as the in ner in the main ; reverse success often occurs in the low position of the thoroughly - fell trace and plateau marsh is formed
結果表明:冷杉原始森林土壤容重隨土層深度的增加而增大,分別為0 . 74 、 0 . 94 、 1 . 34g cm ~ 3 ,飽和持水量、毛管持水量、田間持水量a層、 b層、 c層逐漸減小,十壤總孔隙度也逐漸減小,土壤的持水能力隨深度的增加逐漸減弱;林外空地a層、 b層十壤容重相差不人,分別為0 . 92和0 . 99g cm ~ 3 ,其它規律與林內人體相同:皆伐跡地的低洼地段容易發生逆行演替,形成高原沼澤地。At the first outset, heavy, miry ground and a matted, marish vegetation, greatly delayed our progress ; but by little and little the hill began to steepen and become stony under foot, and the wood to change its character and to grow in a more open order
一開始,泥濘難走的地面和亂蓬蓬的沼澤植物大大地耽誤了我們趕路。但坡面逐漸趨于陡峭,腳下的土質趨于結實,樹木變得高大稀疏,我們正走近的是整個海島最迷人的地方。Soil environmental effects of carex. meyeriana mire in the changbai mountain valley
長白山區溝谷濕地烏拉苔草沼澤土壤環境效應Dynamic change and environmental effects of soil microorganism in marsh soils from carex meyeriana wetlands in changbai mountain
長白山溝谷濕地烏拉苔草沼澤濕地土壤微生物動態及環境效應研究They drain the swamp and turn it into fertile land
他們排去沼澤地的水,將它變成了肥沃的土地。They drained the swamp and turned it into fertile land
他們排去沼澤地的水,將它變成了肥沃的土地。The central concept of histosols is that of soils that are dominantly organic. they are mostly soils that are commonly called bogs, moors, or peats and mucks
有機土的主要特性是其組成以有機物質為主。有機土主要是通常被稱為泥沼、沼地、澤地或沼澤的土壤。At the edge of many lakes and rivers are saturated wetlands ? the swamps, bogs, and marshes ? that support myriad types of plant and animal life, prevent floods, retain sediments, and purify drinking water
許多河流湖泊的邊緣都是潮濕的土壤? ?沼澤、泥沼和濕地? ?那裡生長著各式各樣的動植物,是防洪、沉積物聚集和凈化飲用水的地方。Land consisting of moors
高沼地由沼澤地構成的土地Everglades mainly, situate in plain lake area on the middle and downstream reaches in changjiang river basin
要全面規劃,統籌兼顧,做好中游平原湖區防汛抗旱、防澇排漬工作,保護濕地,防止土壤潛育化與沼澤化。Through this study and according to the law by which the soil moisture content changes with the time, the soil moisture is determined as consumptive, accumulative, fade - away and stabilization periods
對于土壤滲透,一般情況下初滲和穩滲速度是林內林外空地沼澤化跡地, a層b層。The edition of graphical data is operated on mge software and the area of all kinds of grassland types is calculated on the titan gis software. the result shows that : the total rangeland area of xinbaerhuyou banner is 2257078. 62 hm2, its area percentage is 89. 86 % ; the area percentages of temperate steppe type, temperate meadow steppe type, lowland meadow type, marsh type and temperate forage improved grassland are separately 85. 11 %, 1. 23 %, 12. 19 %, 1. 19 % and 0. 28 %. in lowland meadow type, two new subtypes - lowland meadow subtype and lowland saline meadow subtype are found, which were not found in the former materials
研究結果表明:新巴爾虎右旗草地類型的總面積為2257078 . 62hm2 ,占總土地面積的89 . 86 % ;溫性草原類、溫性草甸草原類、低地草甸類、沼澤類及改良草地面積占草地總面積的比例分別為85 . 11 % 、 1 . 23 % 、 12 . 19 % 、 1 . 19 %和0 . 28 % ;低地草甸類中出現了以前沒有的低濕地草甸亞類和低地沼澤化草甸亞類。Although investigations are just beginning, reed expects that katrina ' s surge pushed saltwater much farther into the marsh than normal. “ that salt has likely baked into the soil, ” reed says, “ and won ' t readily wash out, ” which could kill wide areas of marsh grass from the roots up
實際調查雖然才剛開始,但是利德預期,卡特里娜的巨浪異常深入地將海水推向沼澤內部, 「這些鹽份很可能會進到土壤里, 」利德說: 「而且不易被沖洗掉,大面積的沼澤草地可能因此由根部死去。 」Tys165 bulldozer is of power shift, hydraulically controlled and track - type. it features good performance, flexible operation, good quality, high efficiency, especially used in waterlogged area
Tys165推土機系液力機械傳動、液壓操縱、低比壓履帶推土機。該機性能優良,操作靈活方便,質量可靠,工作效率高,特別適合沼澤地和含水量比較高的松軟地帶使用。That favorable water environment benefited, not only by the rather large percentage of forest cover with quite strong capacity of water conservation in mountain areas, but also by the comparatively lower gravity of soil erosion in the loess plateau in the middle and lower yellow river basin while numerous lakes and swamps still existed at that time and maintained a huge water storage
中古華北之所以仍能保持良好的水環境,並非由於彼時降水遠比後代豐富,而是因為山區森林植被仍然良好,具有較強的水源涵蓄能力;黃土高原水土流失不甚嚴重,黃河決溢移徙較少、危害較輕,湖泊沼澤尚未因泥沙淤填而致大量消亡,可以瀦積巨量的水源。The unique gases and nutrient - enriched soil of zangarmarsh have given rise to a wondrous, diverse wetland ecology
彌漫的瘴氣、富含營養的土壤賦予了贊加沼澤奇特而又多變的生態環境。The factors causing soil salinization include natural factors such as climate, hydrological and geological conditions, and human - made factors, such as irrigation patterns and cultivating system
鹽漬化土壤類型主要為典型鹽土、沼澤鹽土、堿化鹽土和乾旱鹽土。Seasonal variation of alkaline hydrolysis n in marsh soils in xianghai wetlands
向海沼澤濕地土壤堿解氮含量的季節變化特徵研究The soil types of haibei research station are dominated by alpine shrub soil and alpine meadow soil in three rich elements as nitrogen, phosphorus and potassium
海北實驗站地區土壤的主要類型為高山草甸土高山灌叢草甸土和沼澤土。分享友人