查询词典 ammonia

The mechanism of disease resistance is discussed from four aspects,that is, for restraining pathogenic microorganism, for preventing venenous substance such as amine and ammonia from accumulating, for stimulating the system of immunity and for eliminating contamination and purifying environment.

摘 要：从4个方面论述了微生态制剂对水产动物的抗病机理：抑制病原微生物；能防止有毒物质胺和氨的积累；刺激免疫系统，提高免疫力；消除污染物，净化环境。

In the industrial wastewater, there is 216.1 thousands tons of COD, which is 23.9% fewer than last year; discharge of venomousness pollutants (cyanide, arsenic, mercury, lead, cadmium, sexavalent chrome, volatile hydroxybenzene) is 92.85tons, 30.76% fewer than last year; oil discharges is 900tons, 1% fewer than last year; ammonia-nitrogen discharges is 8.6 thousands tons.

在工业的废水中，有 216.1 数千吨的雪，是 23.9%少于去年；有毒污染物质(氰化物，砷，水银，领引，镉， sexavalent 铬，挥发性 hydroxybenzene)的解除是 92.85 吨，30.76%少于去年；油解除是 900 吨，1%少于去年；氨-氮的解除是 8.6 数千吨。

It is used mostly in ratoon-cane with N supplementation, as aqua ammonia or urea. Vinasse doses vary according with its K2O concentration.

最常使用在甘蔗截根苗上，配施氨水或尿素等氮肥，酒糟用量视其含K2O量而定。

Ammonia volatilization losses of N are one of the important losses methods in dry land.

氨挥发损失是旱地农田 N 素损失的重要途径之一。

It is apparent that a high degree of ammonia volatilization and/or nitrate leaching can occur in cropping systems susceptible to previously described conditions.

很明显，高的氨挥发和硝态氮的淋失会发生在符合上述条件的任何种植制度中。

Ammonia volatilization is largely due to the excessive input of organic and inorganic nitrogen.

保护地过量施用氮肥是造成氮素氨挥发损失的主要原因。

Ammonia volatilization was the main reason of nitrogen loss and stench arising in poultry composting process.

氨挥发是堆肥发酵过程中，臭味产生和氮素损失的主要原因。

The application of Urea made the ammonia volatilization losses amounted to 39.28% of total nitrogen.

在湘南红壤稻田连续两年（2002—2003）采用田间试验与室内分析相结合的研究方法，对施用控释肥和尿素的稻田肥料氮转化与去向进行研究。

The rubber compounds and vulcanizates were swelled in toluene and in toluene over ammonia; bound rubber as well as swelling degree of the vulcanizate were determined.

使混炼胶和硫化胶分别在甲苯和甲苯-氨中溶胀，测定了结合胶及溶胀度的变化。

The optimum process was as follows : solvent is 0.3% ammonia solution , ratio of solvent to solid ratio is 10:1 , vacuum-cavitated time is 15 minutes , GA extraction yeild is 2.0%, the crude extract is 30.3%, and in which the content of GA is 6.6%.

采用负压空化方法对超临界萃取后固形物中甘草酸的提取工艺进行了研究，并研究了甘草酸纯化的工艺，通过影响因素试验和正交试验得出最佳工艺条件为：0.3%的稀氨水为溶剂，液固比为10：1，负压空化提取15min，甘草酸提取率为2.0%，含量6.6%。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。