查询词典 water leaching

By analyzing principle, the investigating project was primarily determined. Then experiments of leaching with hot water, precipitation arsenic by lime milk, solution arsenic by sulfuric acid, reduction, cooling and crystalling white arsenic have been carried out and the optimum conditions of every step have been obtained.

在分析基本原理的基础上，初步确定了研究方案，按照方案分别进行了热水浸出、石灰乳沉砷、硫酸溶砷、还原、冷却结晶白砷等试验，得到了各个工序的最佳工艺条件。

Pretreatment of arsenical refractory gold concentrate - Leaching by sodium dichromate ;2. The solution of sulfuric acid was added dropwise to the reaction vessel contained 1,3-dichloro-2-propanol, sodium dichromate and water.

将硫酸水溶液滴加到1，3-二氯-2-丙醇与重铬酸钠水溶液的混合物中，在温度23~27℃的条件下搅拌反应5 h，重铬酸钠∶1，3-二氯-2-丙醇=1∶2，此条件下收率为79。

Flaveria bident on the allelopathic effect s of wheat seed is examined by the specimen in cotton field and hillside place nearby Hengshui lake,by opposing two flaveria bidentis of different distilled water to progress activated material leaching,compounding three kinds of density(10%、50%、100%) of the original solution concentration.

以衡水湖附近棉地、坡地的黄顶菊为样本，进行蒸馏水活性浸提，将浸提液配制成10%、50%、100%3种浓度蒸馏水作为对照，进行了黄顶菊对小麦种子化感作用影响研究。

The adoption of leaching treatment is effective in mitigating the effect of blackish water irrigation.

两种灌溉水平下，含水层盐分有增加趋势，但增加幅度较小，在4%~9%之间。

In order to evaluate the risk of groundwater contamination resulting from pesticide leaching, a new fugacity model was developed on the basis of former researchers'work. In this model soil was divided into two compartments: unsaturated consisted of three subcompartments: air, water, and soil solid, and saturated phase consisted of two subcompartments: water and soil solid.

在上述实验研究的基础上，结合农药污染地下水的研究在环境中的重要性，提出了一种包含地下水相在内的土壤多介质环境逸度模型，把土壤分为不饱和层相（由空气、水、土壤固体三个亚环境相组成）和地下蓄水层相，用来评价农药对地下水污染的情况。

Isotopic data showed that Dezhou deep groundwater was from precipitation in the last glacial period. It had the characteristics of leaching, and affected by evaporation and invasion of salt water in the process of water cycle. Latter, it was interfered by seawater invasion for many times.

同位素数据分析表明，德州深层地下水是末次冰期盛期的大气降水补给，具有淋滤水特征，在其循环过程中，受到蒸发的影响和咸水的侵染，后期又遭遇多次海进干扰。

In the previous ofspicy camphor rhizospheric soil water extraction of vegetable seed germination of allelopathy effect is designed on the basis of plant water ofspicy camphor, leaching solution of experiment, the experimental design confirmed ofspicy camphor plant roots, stems and leaves of radish extraction of seed germination of all have certain effect.

在前人的香樟根际土壤水浸提液对蔬菜种子发芽具有化感作用效应的基础上，设计出香樟植株水浸提液的化感试验，该实验设计证实了香樟植株的根、茎、叶水浸提液对萝卜种子的发芽都具有一定的化感作用效应。

S ummari ly, the leaching phase of leaf litter in subtropical zone last ed out for one day whether in lentic water or in running water.

综上结果表明，亚热带地区的树叶凋落物在静水环境和流水环境中的淋溶阶段均主要出现在第1天。

Third, put the following health-care formula mineral ores and health care raw materials into the vacuum tube, including: medical stone, wooden fish stone, tourmaline, sepiolite, zeolite, stalactites, Bian-stone, zinc ore, pearl, turtle shell, shell, jade powder and calcium carbonate, mineral ingredients according to a specific percentage, around 50 degrees under the leaching of water, biological activity, the local water quality, food structure, and family health status, health purposes and so on, using software to calculate nutritional supplements to determine, in principle, require many varieties with , multi-mine ore spot to take in order to eliminate batch variation, in which medical stone and the wooden fish accounted for over 50% of stone, turtle shell + pearl + jade powder dosage less than 1%, other appropriate compatibility require the use of the total mineral in the human level for more than 10 kg .

三是在真空管放入如下保健配方矿石和保健矿物质原料，其中有：麦饭石、木鱼石、托玛琳、海泡石、沸石、钟乳石、砭石、锌矿石、珍珠、龟板、贝壳、玉石粉和碳酸钙，具体比例按矿石成分含量、50度左右热水下溶出量、生物活性、当地水质、食物结构、家庭健康状况、保健目的等用营养配方软件计算确定，原则要求多品种搭配，多矿点取矿以消除批次变异，其中麦饭石和木鱼石占50%以上，龟板+珍珠+玉石粉用量不到1%，其它适当配伍，要求矿石使用总量在人平10公斤以上。

With the action of leaching by rain and water and self-combustion , some hazardous trace elements and harmful organic materials will be dissolved completely or partly and move out from coal mining waster into water, soil and gas.

大量的煤矸石在雨水和地表水的淋溶以及自燃等自然条件作用下，一些有害微量元素能够溶解、挥发出来进入水体、土壤环境和大气环境，从而造成水体质量下降、土壤功能被破坏、大气污染，并由此对生态发展和人体健康有严重的影响。

With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.

随着死亡的吉他手Schuldiner接受主唱的职务，乐队在现实中树立了重要的影响。

But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.

不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐，因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。