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- Titrimetry (volumetry) is a quantitative method using solution chemistry to determine the concentration of analyte. 滴定法(容量法)是利用溶液化學(xué)來(lái)測定分析物濃度的定量分析方法。
- The investigation results of solution chemistry principles show that CO 32-ion is the actual conversion agent in this reaction system. 溶液化學(xué)研究結果表明:在復分解反應體系內,反應的實(shí)際轉化劑為CO32-離子;
- Salinity refers to the total concentration of salts present in the soil solution. 含鹽量是指土壤溶液中所存在的鹽類(lèi)的總濃度。
- The technology and mechanism of solution chemistry of preparation of strontium carbonate by double decomposition from celestite concentrate were investigated. 研究了天青石精礦復分解法制備碳酸鍶的工藝及溶液化學(xué)作用機理。
- Furthermore, the crystal structure, surface characters of quartz and clinochlore, and the solution chemistry of oleic acid as the anionic collector were analyzed. 分析粉石英、斜綠泥石的晶體結構和表面性質(zhì)以及油酸作陰離子捕收劑時(shí)的溶液化學(xué)。
- The impurity behaviors in the solution system of bioleaching copper were studied and discussed by thermodynamics,electrochemistry and solution chemistry. 從熱力學(xué)、電化學(xué)、溶液化學(xué)等方面,研究和探討了細菌浸銅溶液體系中雜質(zhì)的行為。
- The influence of precursor solution chemistry on sol formation and sol - gel transition and formation of powders, and dependence of the particle structure on crystallit. 評述了目前對先驅體溶液化學(xué)對溶膠的形成、溶膠凝膠轉變、粉體的形成影響以及晶粒尺寸和粒子尺寸與粉體結構的關(guān)系。
- The mineral elements from the soil that are usable by the plant must be dissolved in the soil solution before they call be taken into the root. 土壤中可被植物利用的礦物質(zhì)必須溶于土壤液中,然后才能被根部吸收。
- The mineral elements from the soil that are usable by the plant must be dissolved in the soil solution before they can be taken into the root. 土壤中可供植物利用的礦物成分,必須溶解在土壤中才能被根部吸收。
- This is also true for P and K in which supplementing the soil solution during peak demand periods is helping to avoid mid-season deficiencies. 對P和K也一樣，在作物需求高峰期，增加土壤溶液的磷、鉀濃度有助于避免在作物生長(cháng)中期的養分缺乏。
- Basing on the albic soil in Mingguang area of Anhui province, this paper deals with the element composition and motivation property of soil solution. 以安徽省明光地區白漿化土壤為例,分析土壤溶液元素的組成與遷移特征。
- Soil solution samples were obtained by centrifuging fresh soil samples.Results show that the concentration of DOC in soil solution was signi... 土壤溶液與土壤固相間保持動(dòng)態(tài)平衡,且能反映土壤的最新動(dòng)態(tài)。
- The newly developed. in which soil solution was pressured out from orlginal soil using the homemade squeezer, imposed good stability and reliability. 試驗結果表明，采用自行研制的電動(dòng)土壤水壓榨取樣儀進(jìn)行土壤水壓榨取樣，樣品的重復性良好。
- LaNiO3 (LNO) thin films have been prepared on Si(100) substrates by Solution Chemistry Decomposition (SCD) . The effect of pyrolysis temperature, times and thickness of LaNiO3 on preperties of LaNiO3/Si were investigated. 采用化學(xué)溶液法在 Si(100)襯底上制備 LaNiO3(LNO)導電薄膜,研究不同退火溫度、不同薄膜厚度對薄膜性質(zhì)的影響。
- To take the soil water potential of 3.0 bar as a critical value, the availability of nutrients in soil solution was higher at levels below 3.0 bar than over 3.0 bar. 以3.;0巴作為一個(gè)臨界線(xiàn);當土水勢小于3
- Based on magnetic coating tests of manually mixed ore, a study is made on solution chemistry of the phosphate carbonate minerals so dium oleate system to reveal the mechanism of magnetic coating. 在人工磁覆蓋試驗的基礎上,對磷礦碳酸鹽礦物油酸鈉體系進(jìn)行了溶液化學(xué)的研究,探討了磁覆蓋的機理。
- A second more modern strategy to CRN involves use of soil enzyme inhibitors as a means of reducing large one-time releases of soluble nitrogen to the soil solution. 另一種比控釋氮肥（CRN）更先進(jìn)的方法是用土壤酶抑制劑來(lái)降低可溶性氮肥一次性大量釋放到土壤溶液中。
- In effect, free-living nitrogen-fixing organisms are in situ green manures since most N derived from BNF is released to the soil solution only after cell death. 它們固定的氮素只有在細胞死亡后才能釋放出來(lái)。因此，在事實(shí)上它們是原位綠肥。
- Yield will also be enhanced at the other extreme, when N in the soil solution is maintained at levels high enough throughout crop growth to nearly eliminate BNF. 另一種極端情況是當土壤溶液中的氮素在作物整個(gè)生長(cháng)過(guò)程中保持在足夠高的水平而幾乎抑制了生物固氮時(shí)，產(chǎn)量也將會(huì )提高。
- Drainage water analyses may not indicate the composition of soil solutions accurately. 排水分析不能正確地反映土壤溶液的組成。
