查询词典 soil survey

In order to determine organic storage and its space distribution characteristics in paddy field of region, on the basis of second soil survey database, the space databases in unit of soil local type were set up by adoption Arcview software, integrated with GIS software, basined on soil type methods and region scale, the distribution of soil organic carbon storages in purple paddy soil of Chongqing were investigated. The results showed that the storage of SOC in Banan district of Chongqing was 6.48×10^6 t and average SOC density in Banan district with 8.31 kg/m^2 was higher than that of China.

为了明确区域稻田土壤碳库蓄积量及其空间分布特征，以全国第二次土壤普查数据资料为基础，运用地理信息系统软件Arcview建立研究区以土种为单位的空间数据库，结合GIS空间分析功能，基于土壤类型法估算重庆市巴南区稻田土壤有机碳储量及其空间分布特征，结果表明：研究区稻田土壤有机碳总储量约为6.48×10^6t，平均土壤有机碳密度为8.31kg/平方公尺，略高于全国平均水平。

The data source based on the second soil survey in year of 1982 and repeated soil sampling in year of 2003, and the methods for sampling, determining and analyzing of SOC are auger hole method, K_2Cr_2O_7 oxidation method, area-weigh method respectively, and micro-pipette method is used to determine soil texture....

SOC数据来源于1982年土壤普查和2003年重复采样，土样的采集、分析和统计方法分别为土钻取土法、重铬酸钾氧化法、吸管法和面积加权法。

The webpage offers the information of Soils, including soil survey, soil education, technical references etc.

该网页提供该组织的信息，包括土壤研究、土壤教育、技术参考等。

Based on the second national soil survey of China, the fractal dimension of soil particles in the surface layers of 36 typical profiles of black soil was calculated.

基于第二次全国土壤普查结果，应用土壤颗粒的质量分布计算了36个典型剖面表层土壤颗粒的分形维数值。

The 4127 soil samples collected from 17 townships in the second national soil survey in Wenchang, Hainan Province were analysed.

第二次土壤普查后首次大规模对海南省文昌市的土壤养分状况进行调查分析，共分析统计了17个乡镇的4 127个土样。

Ore bodies are quite consistent with anomalies, suggesting that stream sediment survey and soil survey are reliable and effective methods in this area.

矿体与异常的对应性相当吻合，说明水系沉积物和土壤测量方法在该区的效果和结果可靠。

The spatial-temporal variance of soil organic matter was researched in this paper in terms of 300 paddy soil samples in 2004 and 706 paddy soil samples of The Second Soil Survey of China in Hainan Province.

根据2004年采集的300个海南不同地区水稻土耕作层样品分析数据和第二次土壤普查的706个剖面点资料，对全省水稻土有机质时空变异特征进行了研究和分析。

Based on the second national soil survey data, the pools and spatial patterns of soil phosphorus density in China was investigated. The relationships between soil phosphorus density and environmental factors were also presented.

基于第二次土壤普查资料，估算了中国土壤磷库，揭示了其空间分布规律，并探讨了土壤磷库与环境因子的关系。

Firstly,soil erosion modulus was estimated using USLE and maps of soil density and soil horizon thickness were derived from detailed soil survey data.

土壤侵蚀是造成地表水土流失的直接原因，也是我国国土整治的主要目标和任务[2]。

Based on the second general soil survey in Corps, this papaer analyzes the change of the potassium in farmland soil and the potassium input in farmland soil during twenty years.

利用兵团第二次土壤普查以来的农田土壤钾素养分变化和20年来的农田钾素养分的投入状况的资料进行了综合统计分析。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐