soil samples 中文意思是什麼

soil samples 解釋
土樣
  • soil : n 1 泥土,土壤;土質。2 土地,國土。3 滋生地,溫床。4 農業生活,務農。n 1 臟東西,污物,污穢,污...
  • samples : 采樣;樣本;樣條
  1. Through indoor routine tests, the physical and mechanical natures of intact and remolding soil of muck and mucky soil, in fuzhou, are analyzed in this thesis. the results reveal that water content, void ratio, shear strength of remolding soil samples are lower than those of intact samples. then qualitative analysis on the mineral composition, chemical composition and microstructure characteristic and types of the soft clay is given

    本文通過室內常規試驗對福州地區淤泥及淤泥質粘土的原狀土樣和擾動土樣的物理力學性質進行了分析,觀察土樣受擾動后一些物理力學指標的變化情況,發現擾動軟粘土樣的含水量、孔隙比、抗剪強度指標均比原狀土樣低;並從軟粘土的礦物成份、化學成份以及微觀結構特徵和類型上定性地分析。
  2. The dispersibility as well as seepage distortion and salt transference under long - term seepage condition of soil samples obtained from the clay core wall in xijiao and sanping reservoirs were studied by physical and chemical properties of soil and composition of clay mineral and the tests for identification of dispersive clay soils which included double - hydrometer test, pinhole test, crumb test, tests to defermine salt content of pore water and percentage of exchangeable sodium

    摘要應用碎塊、針孔、雙比重計、孔隙水可溶鹽和交換性鈉百分比等五種試驗方法,結合物理化學性質和礦物成分分析,對西郊、三坪兩水庫大壩心墻土樣進行了多種方案的分散性試驗及長期滲流條件下的滲透變形試驗和鹽分運移試驗。
  3. Standard practice for preparation of soil samples by hotplate digestion for subsequent lead analysis

    用熱板溶解法連續分析鉛含量用土壤樣品制備的標準實施規程
  4. Field sampling and preparation of forest soil samples

    森林土壤樣品的採集與制備
  5. The sample types include rock sample, stream sediments, water samples and rarely, widely spaced soil samples.

    樣品類型包括巖石樣品,水分沉積物,水樣以及偶而採用的大間距土壤樣品。
  6. The small chinese satellite will explore mars while the russian craft will land on phobos to explore the environment and scoop up soil samples

    這顆中國小衛星將探測火星,而俄國探測器則同時在「火衛一」上著陸以探測環境及收集泥土樣本。
  7. Based on the two fertility indices, organic matter and total nitrogen, 73 typical soil samples collected from calcareous cultivated soils with different yield levels in 10 counties of henan province were divided into three categories in fertility by hierarchical clustering analysis

    本文在河南省十個縣市不同產量水平的石灰性耕作土壤上採集了73個典型樣品,並根據土壤有機質和全氮量這兩個肥力指標,用系統聚類的方法將供試土壤劃分為高、中、低三種肥力類型。
  8. Environmental samples, including airborne particulates, radio - iodine, total deposition and soil samples collected at mobile survey sites, fixed radiation monitoring stations and designated fire stations are analysed by the radiation laboratory at king s park for their radiation levels

    由流動巡測隊、各輻射監測站及消防局收集的環境樣本,包括大氣飄塵、氣態碘、總沉積物、土壤等會送往京士柏輻射實驗室進行輻射分析。實驗室內設有
  9. In this study, 5 rhizosphere soil samples of wheat, maize, ryegrasses and willow tree were collected from campus of china agricultural university and beijing chaoyangqu, respectively. a total of 29 isolates were selectively obtained from these rhizosphere soli samples based on their growth on nitrogen - free medium and their resistance to 100 for 10 - 15 min

    本文在中國農業大學科學園區採集了小麥和玉米的根際土,從北京市朝陽區窪里分別選擇不同環境採集2個黑麥草根際土壤樣品和1個柳樹根部的土壤樣品,分別從這5個土壤樣品中分離固氮的芽孢桿菌。
  10. The other part of their paper was to evaluate the risk of heavy metal ( cadmium ) movement in the field. first, the experiment of cadmium sorption was carried out in a 15mx 15m plot at yongledian, tongxian county, in beijing and 36 different soil samples were taken from the field plot according to the 3mx3m grid size

    首先,在永樂店試驗站15m 15m的試驗小區上,以3m 3m為網格間距取36個點的土樣,獲得每個土樣的土壤質地,對這36個土樣在實驗室內開展鎘的吸附實驗,研究其吸附特性,獲得吸附參數。
  11. This paper systemically studied the characteristics of physicochemistry environment of the com belt phaeozem in jilin and analyzed the correlation between corn yields with soil physical and chemical conditions. at the same time, the author studied the soil comprehensive assessement system and regulating and controlling technology in the paper. soil samples came from corn succession cropping phaeozem in the central part of jilin

    本文以吉林省中部農區玉米連作黑土為供試土壤,重點研究了吉林玉米帶黑土剖面構造及理化環境特徵,並在此基礎上,對土壤的理化環境指標與玉米產量進行相關分析,初步提出了吉林玉米帶黑土土壤環境與玉米產量關系的檢索指標體系和土壤調控技術。
  12. 20 surface soil samples in pinus bungeana of xiaolongshan tianshui were collected for isolation and genus identification of fungi by dilution - plate method

    摘要在樣地調查的基礎上,在小隴山白皮松分佈區採集表土土樣20個,採用稀釋平板計數法對真菌進行了分離,並進一步鑒定到屬。
  13. The soil samples collected from yunnan, hebei, qinghai and other regions of china, and also from vietnam, were used as the materials in this experiment. and dung pellets of rabbits or goats that had been autoclaved can be used to induce many kinds of fruiting bodies of the myxobacteria in different colors, sizes, and shapes. we isolated and purified strains under traditional procedure

    本實驗以越南及我國雲南、河北、青海等地的土壤作為研究材料,利用兔、羊糞球等誘導出多種粘細菌的子實體,除利用經典的粘細菌分離純化方法外,還根據粘細菌的生物學特性進行了分離純化方法上的創新和改良。
  14. A screening method that allows available, efficient and reliable selection of hydantoinase - positive micro - organisms was devised. the soil samples were collected from different region, which were enriched by using 5 - phenylhydantoin as the unique nitrogen. the first detection was through screening plates, the 23 candidate strains were further selected by detection of the medial product and final product

    2 .建立了一個可行的篩選模型,從不同區域採集土樣,以5一苯基乙內酞服為唯一氮源進行土樣富集,通過平板篩選法進行初篩后,得到23株候選菌株,通過檢測中間產物和終產物的產生進行復篩,結果初步確定了1株乙內酞脈酶產酶菌株,編號為bts11 。
  15. The soil enzyme activities and nutrient content were assayed in long - term fertilizing soil samples

    摘要通過長期定位試驗地中土壤養分和酶活性的測定結果,將其進行了相關分析、通徑分析和主成分分析。
  16. The research soil samples are from maoxian and from sichuan university especially. the results show that the two kinds of soils differ greatly in soil algae population, microorganism number and soil phosphate activity

    研究結果顯示貧瘠土壤與肥沃土壤之間的土壤藻類種群結構(土壤藻類的數量和土壤藻類的優勢種群) 、微生物數量和土壤磷酸酶活性均有很大的差別。
  17. On the 90th day, the content of organic matter of soil samples under illumination condition was 2 - 3 times more than that of the beginning. ( 4 ) micro - algae can decompose organic phosphorus into inorganic phosphorus and increase the content or the potential content of soil available phosphorus. ( 5 ) theoretically, because of some micro - algae ' s nitrogen fixation, the sterile soil ' s content of nitrogen should increase, but in 90 days, its increment could not be determined

    ( 3 )土壤微藻通過光合作用將二氧化碳合成為有機物,增加土壤的有機質含量,在90天的實驗期內,有微藻生長的土樣內的有機質含量是對照組的2 - 3倍。 ( 4 )土壤微藻作為溶磷微生物之一能夠將有機態磷礦化成無機態磷,增加貧瘠土壤有效磷的含量或潛在的含量。
  18. Three phenanthrene - degrading bacteria were isolated from soil samples contaminated by oil, which are capable of using phenanthrene as sole carbon and energy sources, and were identified to be belonged to sphingomonas, strain zx4 as s. paucimobilis, strain zx6 as s. aromaticivorans and strain eva 17 not being identified to species, respectively, based on the results of physio - biochemical tests and the phylogenetical analyses of 16s rdna sequence

    實驗結果分述如下: 1 、本研究從石油污染土壤中分離到3株菲降解細菌( zx4 、 zx6和eva17 ) ,它們都能以菲為唯一碳源和能源生長。經鑒定3菌株都歸于鞘氨醇單胞菌屬( sphingomonas ) ,其中zx4菌株為少動鞘氨醇單胞菌( sphingomonaspaucimobolis ) , zx6菌株為溶芳烴鞘氨醇單胞菌( sphingomonasaromatics ) , eva17菌株比較獨特,尚未能鑒定到種。
  19. Based on the concepts of elastic wave velocity of skeleton and reinforced cohesion, the effect on the velocity by soil density with different saturation was distinguished from that by weakened reinforced cohesion ; on the condition of same confined press and saturation, the elastic wave velocity was measured before and after soil samples were dynamically loaded, so that the elastic wave velocity changed by dynamic load was distinguished from that by soil. nature characteristic

    ( 9 )通過試驗運用了骨架波速和黃土加固凝聚力的概念,將飽和度的增加引起土體密度的增加對波速的影響與水破壞加固凝聚力對波速的影響區分開來;在相同的壓力和飽和度(近似)條件下,採用動力作用前後分別測試彈性波速的方法,將動力荷載對加固凝聚力的破壞作用與土樣自身的顆粒組分對波速的影響因素區分開來。
  20. If the soil water content is gradually added from very little value, the value of water content gradient resulted from temperature gradient first is lower, then bigger and finally lower. based on the test data, a linear regression equation about temperature and water content is got. after deciding the temperature and moisture distribution of the soil samples, the problem of coupled thermal and moisture is discussed, the temperature distributions show that the heat - conducting coefficient is related to the density and water content

    由溫度場的分佈可以得到:在溫度梯度的作用下,導熱系數是變化的,而導熱系數沿長度方向的變化,使得穩態溫度場沿長度方向成非線性分佈;密實度對溫度場分佈的影響是干密度越大導熱系數越大;初始含水量對溫度場分佈的影響是含水量增大,導熱系數也增大,達到最大值后,含水量增加導熱系數反而減少,含水量對溫度場的分佈有顯著的影響。
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