查询词典 laterite

In this paper the indoor simulation test is adopted to study the variation characteristics of soil pH, the rate of corn straw degradation and enzyme activity on brown rendzina in karst area and laterite in non-karst area in the degradation process of corn straw.

通过室内模拟试验，研究了岩溶区棕色石灰土与非岩溶区红壤对玉米秸秆有机物料降解过程中土壤pH值、秸秆降解率和酶活性的变化特征。

Through investigation on the Eh values of cinnamon soil,sierozem,brown desert soil in situ with new electrochemical methods and summarization of the same results of laterite,red soil and yellow brown soil,a horizontal zonal variation of oxidation-reduction characteristics in semi-humid,semiarid and arid areas from south China to north China is revealed.

用新的电化学方法原位考察了褐土、灰钙土、棕漠土、黑土、风沙土、灌淤土、盐土、碱土、亚高山草甸土、灰褐土、水稻土和旱地土壤的氧化还原状况。综合已有原位测定结果，地带性土壤的电位由南向北的空间分异与其水平地带谱相应；亚高山草甸土和灰褐土的氧化还原状况随山体高度和植物群落而呈垂直分异趋势。

Magnesium carbonate was prepared by carbonization leaching from desiliconization slag of laterite nickel ore, and the content of NiO in the residue reached 2.96%.

以红土镍矿脱硅渣为原料，采用碳化、热解工艺制备出碳酸镁产品，并使NiO在碳化渣中富集到2.96%。

The percentages of dioecy varied among the six selected vegetation types in Taiwan, from 14.1% in the Linkou Laterite Terrace secondary forest to 23.9% in the Nanjenshan plot, the highest percentage ever found in a forest plot.

另外本研究在检视了六个森林样区中之所有原生被子植物资料，发现其中雌雄异株植物的比例有相当的变异，从林口红土台地次生林的14.1%，到南仁山热带森林的23.9%不等，后者甚至为目前所有发表样区资料中雌雄异株比例最高的地区。

This research studies the effects of mineral oil of Lateritic Red Earth and Laterite on the paddy's and peanut's physico-ecologies and the reduction of mineral oil in these soils by the pot-planting simulation test.

本研究采用盆栽试验法，研究了赤红壤、砖红壤中矿物油对水稻、花生的生理生态影响和矿物油在土壤中的净化。

The addition of 2%~6% water glass admixes to the slag cement-laterite, it is helpful to the short-term and long-term strength of the improved soil. The unconfined compression strength after curing 14 days can be increase to be 13.65 fold of original lateritic soil.

添加2%~6%水玻璃掺料於高炉水泥和红土混合土中，对其早期及晚期的强度皆有帮助，且龄期14天的无围压缩强度可达原状红土的13.65倍。

Mineral Oil Lateritic Red Earth Laterite Residue Critical Content and Reduction

矿物油；赤红壤；砖红壤；残留；临界含量；净化

In view of the problems concerning the engineering geology of laterite in Liupanshui City,Guizhou Province,researches on lateritic constituents,physical properties,swelling property,shrinkage,etc.

针对贵州六盘水地区红粘土地基大量工程实践中出现的不良工程地质问题，对该区红粘土的化学成分、物理力学性质、胀缩性、沉降量等进行了研究，发现该区红粘土与国内其它地区相比，具有强度低、均匀性差、裂隙性强、土洞与塌陷发育等特征，因此该区红粘土地基的处理应根据这些特征采取一些针对性的措施。

The process of selective reduction roasting- ammonia leaching is adopted to extract nickel,cobalt and recover iron from low grade nickeliferous laterite ore.

本研究采用选择性还原焙烧—氨浸工艺从低品位红土镍矿中综合提取镍、钴、铁，重点介绍了该工艺氨浸的试验研究。

Selective reduction roasting ; ammonia leaching ; nickeliferous laterite ore ; nickeliferous iron ore ; nickel and cobalt extraction

选择性还原焙烧；氨浸；低品位红土镍矿；镍铁矿；镍钴提取

As she looked at Warrington's manly face, and dark, melancholy eyes, she had settled in her mind that he must have been the victim of an unhappy attachment.

每逢看到沃林顿那刚毅的脸，那乌黑、忧郁的眼睛，她便会相信，他一定作过不幸的爱情的受害者。

Maybe they'll disappear into a pothole.

也许他们将在壶穴里消失