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- undisturbed soil column 磨碎土
- The undisturbed soil is usually sampled through excavating shaft and adit,but through borehole sampling for deep soil. 目前 ,在工程实践中对原状土样的采取多通过开挖竖井及平洞的方法进行 ,但在埋深较大的情况下 ,由于开挖竖井及平洞较为困难 ,多采取钻探取样的方法。
- One-dimensional compression and creep tests on undisturbed soil samples of Jiangsu marine clay were performed. 对原状江苏海相软土样进行一维压缩和蠕变试验研究。
- The microcosmic structure of the undisturbed soil sample done by lyophilization is tested. 对冻干法制备的广西膨胀土不扰动样进行了微结构测试研究。
- Therefore,it is necessary to calculate coupling of digged foundation and soil around it to analyze stress mechanism of undisturbed soil foundation and distribut. 因此,需要通过对掏挖基础与周围土体的耦合数值计算,探讨原状土基础的受力机理及土体抗力分布,从而更直观地反映掏挖基础与土体的相互作用。
- Benfuracarb and carbofuran move to lower in soil column with more precipitations. 对丙硫克百威在湖南几种土壤中的迁移和降解进行了研究。
- The removal of PCP in the upper 0.15 mm layer of the soil column accounted to 63.7% and 73.0% respectively after 24 h and 48 h irradiation. 结果表明:在风干土壤中;只有土柱表层土壤中的PCP发生了光化学反应;且具有较快的光转化速率; 24 h、48 h后;土壤表面0.;15 mm厚的土层中PCP的光转化率分别达到63
- To sow the seeds, farmers use specially designed seeders that penetrate through the residue to the undisturbed soil below, where the seeds can germinate and surface as the new crop. 到了要播种的时候,农夫则使用特制的播种机,穿过作物残株到底下未受干扰的土壤,让种子在这里发芽,冒出土壤表面长出新作物。
- A FORTRAN program has been processed to solve the numerical equation and has been tested by the experiment of vertical soil column. 用FORTRAN语言编写数值计算的程序,并用垂直土柱试验验证了程序的可行性,也与Parlange解法作了比较。
- Effects of PAM application rate and method on saturated hydraulic conductivity were studied in laboratory through a soil column leaching experiment. 通过室内土柱淋洗试验,研究了PAM施用量和施用方式对不同碱度土壤饱和水力传导度的影响。
- By means of dynamic lab-experiment, we simulate the migrating and transforming course of ammonia nitrogen in polluted river permeating in soil column. 方法通过室内动态实验模拟污染河流中的氨氮渗入地下后的迁移转化过程。
- Soil column is used to study the characteristics of calcium movement in uprightness direction in Brown-soil which is in a middling rainfall condition. 采用室内土柱淋溶模拟试验方法,以棕壤为供试土壤,研究了在一次中等程度的降雨条件下钙肥在土壤垂直方向上的淋溶迁移特征。
- Through experiments of static degradation and dynamic soil column, both purification efficiency of phenol and influences of reed wetland soil were studied. 摘要用动态土柱法和静态降解法研究了芦苇湿地土壤对苯酚的净化效果及其影响因素。
- Soil column method was used to study the characteristics of the movement, transformation, and leach of urea-N in soil added by different ways of the fertigation. 摘要采用室内土柱模拟试验方法,研究了不同灌溉施肥方式下尿素态氮在土壤中的迁移、淋溶和转化特徵。
- An influent quality experiment of artificial soil rapid infiltration s ystem has been conducted by using both soil column and pilot-scale plant filled with artificial soil. 利用人工土柱和中试工程开展了人工土快滤处理系统的进水水质试验。
- This project is concentrated on the research about the combining pollution of pesticides with novel Soil Column Liquid Chromatography (SCLC) and frontal analysis. 本课题利用所发展的土壤柱色谱技术,将液相色谱前沿分析方法应用于土壤复合污染研究。
- REEs in surface of soil column with short-term pollution had great bioavailability, while the bioavailability of REEs in the soil column with long-term pollution increased unde... 在短期污染土柱的表层,稀土元素有较高的生物可利用性;在长期污染土柱中,稀土元素的生物可利用性也增加。
- Study on unconfined compression strength of undisturbed soil 原状土的无侧限抗压强度试验研究
- I think we should find a place to talk undisturbed. 我认为我们应该找个地方单独谈一谈。
- She immured herself in her study to work undisturbed. 她将自己关在书房内读书以免受干扰。
- 今日热词
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries