模拟试验

In this thesis , the effects of acid materials on calcareous soil were studied by using laboratory soil trial and pot experiments trail. The text studied effects of acid materials on pH value in calcareous soil ; studied effects of phosphoric acid (H2SO4 as control) on pH value and micronutrient availability ; studied relation between P and available Fe, Zn in plant; studied effects of acid material on growth of acidophilic plant.

本文采用室内模拟试验和盆栽试验相结合的方法，研究了不同酸性物质对石灰性土壤的酸化效果；磷酸和硫酸对石灰性土壤pH值及微量元素有效性的影响；植物体内磷、有效铁、锌的关系；不同酸性基质对嗜酸植物生长的影响。

We will made more efforts on modeling experiments, diagnostic analysis, and coupled climate model with biome model so that we can explore and understand the causes and mechanisms of climate changes more completely.

我们将进一步进行模拟试验、诊断分析和植被模型与气候模型的耦合试验，以不断加深和完善对古气候变化过程和机制的认识。

The reduction thermodynamics of Na 2CrO 4 and chromium oxides in the process of sintering and ironmaking is studied,and the simulating experiments in the laboratory and industrial experiments in 600 m 3 blase furnace are carried out.

介绍了铬渣用作炼铁熔剂的基本思想，研究了烧结－炼铁工艺中Na2CrO4和铬氧化物还原的热力学，并进行了实验室模拟试验和600m3高炉的工业试验。

The result of study showed:1 The effect of some inorganic urea inhibitor enzyme indicated boracic acid inhibits the activeness of urea enzyme in soil well, delayed the speed of urea hydrolysis in the soil and decreased the volatilization of ammonia , boracic acid,can be chosen as a inorganic urea enzyme inhibitor.2 The effect of some organic urea inhibitor enzyme showed that the dissociative Humic Acids of turfy soil and weathered coal inhibit the activeness of urea enzyme in soil well.

室内模拟试验，对几种缓释氮肥的释氮研究表明，和其它几种氮肥相比，PCF和PSF的控氮时间都较长。 6。盆栽试验表明，PCF的释氮效果比其它缓释氮肥的要好，且在油菜生育的各个时期，释氮都较充足，是适合油菜的良好缓释氮肥。

By comparison with flight test results, the effectiveness of the simulation method is shown.

通过与飞行试验结果比较，证明了本次模拟试验的有效性。

Differential settlement is an important problem in pile group composite foundation.

差异沉降是群桩复合地基的一个不容忽视的问题，通过中国矿业大学城市地下工程相似模拟试验系统，完成了4组模型试验。

The simulation tests were carried out to study the variation of the vertical additional force acted on shaft lining by surrounding soils during dewatering of alluvium by means of multi-function rig in vertical shaft.

利用大型竖井模拟试验台，对冲积层疏排水过程中立井井壁受到的竖直附加力的变化规律开展了模拟试验研究。

The method of simulating the problem of two-dimensional pressure seepage with the method of finite difference,disposing the anomalous boundary by mapping point method and protracting the current net was carried out.

对于二维有压渗流问题，采用有限差分方法进行数值模拟，用映象点法处理非规则边界，并绘出流网，与电模拟试验进行对比，验证了这种方法的可行性。

The behaviors of over strata moving and roadway deformation within the curve subsidence zone and mini...

借助现场实测、相似模拟试验、数值模拟计算等手段，研究了弯曲下沉带内巷道变形破坏和岩层移动规律、综放面矿压显现规律。

The mining similar simulation experiment is one of the main method of rock pressure researches.

论文在介绍物理相似模拟技术的发展过程的基础上，分析了采矿相似模拟试验技术的发展及存在的主要问题。

Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.

在对危险的南部地区访问时，他斥责什叶派民兵领导人对中央集权的挑衅行为。

In fact,I've got him on the satellite mobile right now.

实际上 我们已接通卫星可视电话了