bleached zone是什么意思

用法例句

Aiming at the possible environmental impacts during mine-fill with the coal gangues from Yanma mine,two dynamic leach experiments were designed under simulation conditions in laboratory for analyzing the control effects: one is to mix coal gangues with clay uniformly,another is to fill the coal gangues and clay into layers seperately.

针对演马矿煤矸石矿井填充可能造成的环境影响,在实验室环境中制定了两种动态淋溶控制实验,来模拟煤矸石矿井回填后的控制效果。

The release and leaching characteristics of N, P and K from sewage sludge applied to red soil were studied by field experiment and indoor incubation as affected by type, application method and rates of sewage sludge.

通过野外和室内培养方法研究了不同污泥处理方法、污泥施用量和污泥施用方式在红壤条件下N、P的释放和垂直淋溶特性,主要结果如下:1、施用污泥土壤电导率、N、P、K各元素形态的含量和在剖面各层的累积量随着污泥施肥量的增加而增加,随着培养时间的增加而减小,而释放量却随污泥用量的增加而减小。

A lot of industrial solid wastes are brought in karst mountain area every year,these industrial solid wastes arose the secondary water pollution because of rain leaching and the others reason while they are deposited in there,and the secondary water pollution influences surface and ground water environment.

中国岩溶山区每年都要产生大量的工业固体废弃物,这些工业固体废弃物在堆存过程中,主要由于降水的淋溶作用,引起了二次水污染现象,对地表地下水环境产生了很大影响。

The Leaching and Transformation of β-Sodium Glycerophosphate in Yellow-brown Earths;

外源有机磷在黄棕壤中的淋溶和转化特征

Analysis of characteristics of leaching release of some substances in coal gangue;

煤矸石中某些物淋溶释放特点的实验分析

Effect of leaching solution at different oH Values on indexes released from swine feces;

不同pH值淋溶液对猪粪中不同指标溶出的影响

Study on adsorbing capacity of chromium cinder under circumstances of eluviation;

铬渣在灰钙土淋溶中铬(VI)吸附量的初步研究

In order to study the effect of waste rock piling on water environment,the character of water quality change after the waste rock is dipped into water is analyzed by eluviation experiment.

为了研究废石堆砌对水环境的影响,通过对废石做淋溶实验,分析了出入水的水质变化规律,对废石衍生环境效应的过程、机制、影响因素方面进行讨论,揭示了人们容易忽视的酸性水中硫酸根、总硬度、微量金属离子的动力学变化机理,指出矿山废石对水环境的污染不至限于使水质酸化,硫酸根、总硬度也会大幅度提高,废石堆放应充分考虑当地的地理气候及水文条件,合理堆放,减少污染。

Moreover, eluviation experiment shows that the eluviation curves of the three kinds of modified urea are similar to that of slow released urea from Germany.

淋溶实验表明，改性尿素与德国缓释尿素的淋溶曲线相似。

Then the Baijiang soil can he classified into alfisol class, cold alfisol subclass and albic cold luvisols class.

据此将白浆土划归淋溶土纲，冷性淋溶亚纲，漂白冷性淋溶土土类。

transpiration effection leaching fractions

蒸腾对淋溶等级的作用

Contents, Dynamics and Leaching Characteriristics of Dissolved Organic Carbon and Niteogen in Soil;

土壤中溶解性有机碳、氮及其迁移淋溶特性研究

Analysis on the acid resistant of coal shale brick with high alkali ash

高碱灰渣——煤矸石砖的酸雨淋溶分析

Studies on the Method of Eluviationing and Controlling Nitrogenous Fertilizer Pollution;

氮素化肥淋溶污染与控制方法的研究

Study on Release and Leaching of N, P, K from Sewage Sludge Applied in Red Soil

红壤中污泥N、P、K释放及淋溶研究

Primary Study on the Leaching Behaviors of Fipronil in Paddy Soil and Red Soil

氟虫腈在水稻土和红壤中的淋溶研究

Dynamics of dissolved organic carbon(DOC) leaching in meadow marsh soil and related affecting factors.

草甸湿地土壤溶解有机碳淋溶动态及其影响因素

Study on Temperature Change and Dynamic Leaching Law of Sulfide Ore Heap

硫化矿尾矿堆的温度变化和动态淋溶规律研究

The Experimental Research on Leaching Properties of Fly Ash in Dry Disposal Site of Power Plant;

火电厂干贮灰场灰水淋溶特性的试验研究

Study on the Fraction Distribution and Leachabilitiy of Heavy Metals in Municipal Sludges;

城市污泥中重金属形态分布及淋溶特性研究

Study on Adsorption and Leaching Properties of Paddy-Soil Heavy Metal in Suburb of Hefei City;

合肥市郊水稻土中重金属的吸附淋溶特性研究

Heavy Metal Leaching Experiments with Mining Rocks in Xinqiao Pyrite Mine;

铜陵新桥硫铁矿采矿废石重金属淋溶实验研究

Leaching of TIN on Vegetable Open Field in Pudong New District;

浦东新区大田蔬菜地无机氮淋溶试验研究

Study on Eutrophication of Wei River and Loss of Phosphorus from Soil to Water;

渭河水体富营养化与土壤磷素淋溶的研究

Study on the Sorption, Leaching and Degradation of Fipronil in Soil;

氟虫腈在土壤中的吸附、淋溶以及降解特性研究

Eluviating Character of Nutrients from Compost and Its Effects on Soil and Growth of Festuca Arundinacea;

堆肥的养分淋溶特征及其在草坪上的应用研究

Characters of Movement and Transform of Copper in Soil and Its Biological Effects;

铜在土壤中的淋溶迁移特征及其生物效应研究