水體沉積物 的英文怎麼說

中文拼音 [shuǐchén]
水體沉積物 英文
water body sediment
  • : 名詞1 (由兩個氫原子和一個氧原子結合而成的液體) water 2 (河流) river 3 (指江、河、湖、海、洋...
  • : 體構詞成分。
  • : Ⅰ動詞1 (沉沒; 墜落) sink 2 (沉下 多指抽象事物) keep down; lower 3 [方言] (停止) rest Ⅱ形容...
  • : Ⅰ動詞(積累) amass; store up; accumulate Ⅱ形容詞(長時間積累下來的) long standing; long pending...
  • : 名詞1 (東西) thing; matter; object 2 (指自己以外的人或與己相對的環境) other people; the outsi...
  • 沉積 : [地] deposit; sedimentation; deposition; precipitation
  1. On the basis of the investigation of the content and distribution of heavy metals in sediments and benthic organisms from the sewage stream in guangzhou city, the antagonistic effect of selenium on the harm of mercury ( hg2 + ) to the tissues in swordtail fish ( xiphophorus helleri ), the 22nd offspring purely cultivated by pearl river fishery research institute, were measured by physiological and biochemical indexes and observation of electron microscopy

    本研究中首先調查了廣州市河涌及底棲生內重金屬含量及分佈,並以珠江產研究所培育的生實驗動?劍尾魚為實驗材料,利用環境生技術,電鏡觀察等技術方法研究了重金屬?汞對劍尾魚組織的毒害及機必需微量元素硒對其毒害的拮抗性影響。
  2. ( 4 ) we defined ssee factor ( surficial soil element enrichment factor ) and wpem factor ( weathering profile element mobility factor ), and applied them to evaluate the degree of effects of black shales weathering on soil, water bodies and their sediments composition

    ( 4 )提出了表土層元素富集因子和風化剖面元素遷出因子,用於估算巖石風化對及其、土壤的化學組成影響的程度。
  3. The global change study is one of the most spectacular and interesting environment scientific questions in the 1990 s. the message of global change stores in tree rings, ice core, loess, underground water, lake sediment and deep sea sediment, all these proxies record the information of global change. with the advances in stable isotope techniques, the isotopic tracer records the message of climatic variation and becomes a powerful tool that can understand paleoenvironment reconstruction and modern environment changing

    全球變化研究是90年代以來最為引人注目和關切的環境科學問題之一。全球環境變化的信息儲存於樹輪湖泊冰芯黃土地下和海洋等載中,隨著穩定同位素技術的發展,同位素示蹤劑指示環境變化的信息,成為了解古環境再造和現代環境信息變化的一個強有力的工具。
  4. Based on an analysis of dynamic conditions for migration and precipitation of gold grains in water system and their diffusion in soil, this paper has advanced a discriminant formula for surfacce ore potential of gold anomalies from 1 : 50000 stream sediment survey, recounted methods for estimating the highest gold grade ores within the anomalies, calculated the discriminant indices for qinba area, and summed up index characteristics of ore - induced gold anomalies in 1 : 10000 soil survey, estimation formulae for orebody location as well as coefficients and constants of slope angles of various orders and grades

    摘要在分析金粒在系中運移、落淤和在土壤中擴散動力條件的基礎上,本文建立了五萬分之一測量金異常地表含礦性的判別公式,闡述了推算異常內礦石最高金品位的方法並計算了秦巴地區的判別指數;總結出萬分之一土壤測量礦致金異常的標志特徵、礦定位的估算公式及各級次地形坡度角的系數和常數。
  5. A delta is a deposit of sediments that forms near the junction of some rivers with a standing body of water.

    三角洲由而成,這些形成於某些河流與靜匯合處的附近。
  6. From the research results, we can see that the initial reason, which leads to the degradation of xuanwu lake ecosystem, is pollution. pollution makes the water and sediments hypertrphiation, increases the opacity of water, and decreases the oxygen in water, so the wetland higher plant communities decrease or disappear. the wetland ecosystem loses the balance, while the biodiversity also decreases

    研究結果表明,引起玄武湖濕地生態系統功能退化的初始原因是嚴重的環境污染問題,污染加劇了中的營養鹽含量,增加了的渾濁度,降低了中的氧含量,從而導致濕地高等植群落減少乃至消失,盡而引起濕地生多樣性下降、生態系統失去平衡。
  7. Bsi in sediment and water has close relationship with the phytoplankton, nutrient and organic carbon

    中生硅含量與浮游植總量、硅藻生量、有機碳表現為正相關。
  8. ( 3 ) box model results indicate that the net flux of suface water, flowing into the south china sea, is about 8. 364x 106t / s and the net flux of water, which is under suface water, flows out of the south china sea at about 8. 229x 106t / s on annual average. the quantity of din, reactive phosphate or reactice silicate, which sinked into deep water in the form of particle matter, was about 78, 71 and 80 percent of total quantity of din, reactive phosphate and reactive silicate, which flowed into suface water in any ways. but in these particle matters, ahout2. 9 percent of particle nitrogen, 2. 0 percent of particle phosphor and 8. 2 percent of particle silicon sinked into sediment

    ( 3 )據「箱式模型」估算年度平均南海表層通量約為8 . 364 10 ~ 6t s的凈輸出,表層之下約有有8 . 229 10 ~ 6t s的凈輸入;同時到達表層溶解態無機氮、活性磷酸鹽和活性硅酸鹽總量中約有78 、 71和80隨顆粒質下到深海;其中未被分解而進入海底的顆粒態氮、磷和硅僅占由表層降深海顆粒態氮、磷和硅的2 . 9 、 2 . 0和8 . 2 。
  9. By physical and chemical testing and comprehensive analysis, it is suggest that deposited sands and rubber relics lead to local clogging of the pipe, so vortex around the clog lead to erosion abrasion

    通過理化試驗和綜合分析后認為,海的泥砂和管內橡膠殘片集結成一,對傳熱管形成局部阻塞,流在阻塞周圍產生渦流,發生沖蝕磨損,造成鈦管泄漏失效。
  10. In the past 40 years, the great change of nutrient structure has lead an obvious effects on the jiaozhou bay ecosystem, the silicate cycling has received significant scientific attention. an improved method is applied to the study of bsi in jiaozhou bay, the relationship between bsi and the phytoplankton, nutrient and organic carbon were discussed, the bsi cycle was studied simply

    在此基礎上,對膠州灣中的bsi含量進行了測定,同時測定了4個航次膠州灣中的顆粒態生硅( pbsi )含量,結合bsi培養實驗較系統地討論了膠州灣生硅與浮游生、營養鹽和有機碳之間的關系。
  11. 2. the relationships between the nutrients exchange rates and the potential environmental controls it was observed that the exchange rates of sio3 - si were correlated with the temperature, do, ph, salinity of the seawater, the water and clay contents of the sediments and the concentrations of sio3 - si in the overlying water and pore water of the sediments

    2 、影響營養鹽在東海一海界面交換速率的主要因素sio _ 3 - si在東海?海界面交換速率與溫度、 do濃度、 ph值、鹽度、的含率、粘土礦含量、間隙中sio _ 3 - si濃度、上覆中sio _ 3 - si濃度均存在很好的相關性。
  12. Several lines of evidence, including studies on geochemistry of trace elements and rare earth elements, isotopes ( s, c, o, d, and pb ), and fluid inclusions, suggest that the main ore - forming materials were scavenged from the contemporaneous sediments and that the fluids were predominantly derived from deep circulated basin brines, recharged by meteoric water, and ancient seawater

    微量元素、稀土元素、同位素( s 、 c 、 o 、 d 、 pb )和流包裹特徵表明成礦質來源於同的賦礦圍巖,成礦流系大氣降為主要補給源的深循環盆地鹵和與發生了同位素交換的埋藏古海
  13. Assessment on heavy metals in seawater, surface sediments and organisms at guangxi inshore

    廣西近岸海域海及生中的重金屬
  14. The violent disorder of flooding and ebbing resulted in the release of nitrogen in tidal flat sediment and overlying water so that total nitrogen concentration raised rapid on water surface

    漲潮初和落潮末潮流對灘面的強烈擾動會導致灘面及間隙中氮的釋放,造成上覆中tn濃度的迅速升高。
  15. Except hydropower wash, another important cause of the difference is that shallow stratum soil mass bulk movement make local shallow surface sediment fill deep water bottomland, so slow up the deep rate of deep water bottomland

    這種差異除動力沖蝕外,另一個重要的原因是淺地層土運動使局部淺區表層向深窪地填充,減緩了深窪地加深速率。
  16. 5 the permit holder shall ensure that all runoff from the construction site is routed through oil / grit separators and / or sediment basins / traps before discharge into nearby receiving waters

    許可證持有人須確保建造工地流出的所有徑流,均先流經油污砂礫分隔器及或澱池捕集裝置,才排放出附近的接收
  17. Abstract : the new approach, which is widely adopted by some count ries andregions to develop sediment quality criteria based on the biological ef fect database, is reviewed according to the newest information on developing sedi ment quality criteria in canada, florida ( usa ), australia, new zealand and hong kong special administrativ region. the new advances of this approach on development o f sediment quality criteria and application are also evaluated

    文摘:根據加拿大、美國佛羅里達、澳大利亞、紐西蘭、中國香港等國家和地區水體沉積物質量基準研究的最新資料,綜述了目前國際上廣泛採用的用於制定質量基準的新方法- -生效應數據庫法,介紹了該方法制定基準研究和應用的新進展。
  18. Mr albert cheng wai - shing, a chartered engineer, points out that such an option will " impose hydraulic difficulties in maintaining a self - cleansing velocity in the culverts, which will subsequently cause settlement and maintenance problems "

    不過,注冊工程師鄭偉成先生指出,這個方案會"造成力方面的問題,令暗渠不能達致自行清洗的速度,導致產生固,隨而引起維修問題。
  19. First we adopt stream sediment sampling to circle au anomaly then carry out soil geochemistry survey to reduce target area, finally geological prospect to locate gold ore bodies

    先採用測量圈出異常,然後進行土壤(巖石)測量縮小靶區,最後進行地質普查,發現金礦(化)
  20. Mr albert cheng wai - shing points out that such an option will " impose hydraulic difficulties in maintaining a self - cleansing velocity in the culverts, which will subsequently cause settlement and maintenance problems "

    鄭偉成先生指出,這個方案會"出現壓問題,令暗渠內不能達到自行清洗的速度,導致產生固,隨而引起維修問題。
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