因此,高活性的溶解态磷酸酶与水华的发生有关。
Hence, high APA was closely related with the occurrence of bloom.
村庄径流的溶解态磷浓度为荒草坡径流的10倍。
Soluble phosphorus concentration in village runoff is 10 times of that in barren grassland runoff.
溶解态铜中有机结合态占过滤海水中总铜的61.6%。
Dissolved organic complexing copper accounts for 61.6% of total copper in filtered seawater.
依此,建立酸性过硫酸盐氧化法分解测定海水中溶解态总磷的方法。
A persulphate oxidation method in acid medium for decomposition and analysis of dissolved total phosphorus in seawater was proposed.
环境污染物的自由溶解态浓度是反映污染物生物有效性的关键参数。
The freely dissolved concentration of pollutants is a key parameter to interpret its bioavailability.
水溶解态有机物质与重金属离子的络合反应对土壤重金属化学行为的影响十分显著。
Metal complexation by water-soluble organic substances may significantly influence the behavior of heavy metals in soil.
雨强(冲刷强度)增大,溶解态钾浓度,溶解态钾、缓效钾和速效钾流失量明显增加。
The concentration of dissolved K and amount of dissolved K, rapidly available K, and slowly available K lost in the runoff increase obviously with the increase of rain intensity.
生物降解实验显示溶解态MHA在较低菌接种量的情况下促进了菲在液相中的生物降解。
The biodegradation of phenanthrene was raised in the situation of less inoculums concentration with the addition of the dissolved MHA.
不同地表径流中的溶解态氮浓度的差别较大,村庄最高,其次是耕地、荒草坡、林果地。
Soluble nitrogen concentration in surface runoff from cultivated land is highest, and then is in runoff from village, barren grassland and orchard.
强调了贝类对溶解态重金属的转运除了被动转运之外,还涉及到需要AT P供能的主动转运过程。
It is highlighted that besides passive transport, dissolved metal transport into bivalves was involved in active transport coupled with ATP.
海水中溶解态的氨基酸主要包括溶解游离氨基酸(DFAA)和溶解结合氨基酸(DCAA)两种形式。
In seawater, dissolved amino acids exist in the forms of dissolved free amino acids (DFAA) and dissolved combined amino acids (DCAA).
河床上覆水体中溶解态磷、颗粒态磷及赋存于粗颗粒物上的磷所占比例皆随悬浮颗粒物浓度发生显著变化。
The proportions of dissolved phosphorus, particulate phosphorus and phosphorus existing in the coarse particles in overlying water change significantly with content of SS.
流域溶解态N、P污染负荷估算是由SCS模型得到流域年径流量,然后由溶解态N、P输出模型计算得出。
Pollution loading of dissolved N and P in ChaoHu lake watershed could be evaluated through export model of N and P after annual runoff volume was work out according to SCS model.
对南沙海区微表层和次表层中溶解态痕量金属铜、铅、锌、镉的含量进行了测定,并探讨了其与DOC的关系。
The content of dissolved trace metals (Cu, Pb, Zn, Cd) in the surface microlayer and subsurface water in the Nansha region was determined.
陆架浅海沉积物—海水界面上的溶解态生源物质通量的准确估算是海洋生态系统动力学研究中的关键性问题之一。
One of the key issues in the marine ecosystem dynamics studies is to accurately estimate the dissolved biogenic substance flux across the sediment-seawater interface in the shelf sea.
首次将呼吸计和放射性示踪技术相结合,同时测定同一翡翠贻贝个体在不同条件下的耗氧率和溶解态重金属吸收率。
For the first time we coupled respirometric and radiotracer techniques to simultaneously measure the rates of oxygen and metal uptake in the green mussel under different environmental conditions.
第一章重点阐释了正构烷烃的研究意义、影响颗粒态、溶解态正构烷烃含量的主要因素、国内研究现状和本文的研究意义。
Chapter 1 introduced the importance of n-alkanes in organic geochemical study and the proposed main factors that affected the concentration of particulate or dissolved n-alkanes.
六价铬对总铬比率低于3%,是最次要的形态;三价铬对总溶解铬的比率在80%以上,所以三价铬在溶解态中占主要形态。
Trivalent chromium in dissolved state occupies a principal position, so that ratio of trivalent chromium to total dissolved chromium is more than 80%.
在有光的条件下,浮游藻类和一些光自养生物对沉积物水界面溶解态的营养盐的直接吸收,从而减少了上覆水中可与沉积物可交换的营养盐的含量;
Many phytoplankton and autotroph absorb the DIN of the bottom water that decrease content of DIN in bottom water and change the fluxes of the DIN.
用过滤、吸附、化学处理、蒸馏、漂白等方法从液体石油产品中脱除悬浮、胶态及溶解杂质的过程。
The process of removing suspended, colloidal, and dissolved impurities from liquid petroleum products by filtering, adsorption, chemical treatment, distillation, bleaching, etc.
在连续观测中,各形态溶解有机氮、磷的变动趋势与无机态较为接近。
In the continual observation, size-fractionated dissolved organic N and P had similar trend with their inorganic counterparts.
这种胶态电解质抑制了锂硫电池中单质硫本身和正极活性物质的放电产物多硫化物的溶解。
The gelled polymer electrolyte helped to restrain the solution of polysulfides produced from discharging product and the sulfur itself in the active material of cathode.
用10%过氧化氢—5%醋酸—15%醋酸铵浸取上述残渣,可浸取溶解硫化态铅;
Soluble lead sulfide can be extracted from the residue by 10% hydrogen peroxide, 15% ammonium acetate and 5% acetyl hydrate.
以菜籽粕为原料,肽得率、氮溶解指数和氨基酸态氮为指标,通过单因素实验及中心组合实验设计探讨了枯草芽孢杆菌固态发酵生产菜籽肽的工艺条件。
With the rapeseed meals as raw material, peptide recovery ratio, soluble nitrogen and amino acid nitrogen as the indexes, the craft that rapeseed peptide was produced with Bacillus.
乌江流域溶解无机氮含量较世界平均水平高,其主要存在形式为硝态氮(NO_3-N)。
The dissolved nitrogen (DIN) concentrations in the Wujiang River basin were much higher than the global average values and the main form of nitrogen was nitrate nitrogen (NO3-N).
溶解在水中的分子态氧称为溶解氧,是评价水质的重要指标之一。
The dissolution is called in the water member condition oxygen dissolved oxygen, appraises one of water quality important targets.
溶解在水中的分子态氧称为溶解氧,是评价水质的重要指标之一。
The dissolution is called in the water member condition oxygen dissolved oxygen, appraises one of water quality important targets.
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