查询词典 field survey

In this paper,taking several typical control types of Three Gorges reservoir area as the example,the effect factors, characteristics and rules of the soil erosion and its diversification of the soil physical and chemical properties under different vegetation types were studied by large numbers of pilot field survey and positioning observation.

占总面积66.3%的山区旱坡地是三峡库区江河泥沙的主要来源，为了控制三峡库区水土流失，科技人员对三峡库区坡耕地土壤侵蚀进行了大量的调查研究，但对于构建不同植被类型下的水土流失特征及其生态效应研究还停留在定性描述的阶段。

Most of the new sightings of the Fairy Pitta arising from the 2001 field survey fell in our predictive areas with most of them occurring in western Taiwan.

新发现有八色鸟出现的网格分布，大致与预测模式的型态相似，且93.9%出现在台湾西部。

Based on field survey and microstructure analysis the author considered that Yiwulvshan is a Cretaceous metamorphic core complex, and pointed out the time of Yiwulvshan granite is not early Yanshanian by the comprehensive analysis of the regional structures and isotopic dating, but a late Yanshanian granite.

在此基础上，作者经过野外宏观观测和室内显微分析，基本厘定医巫闾山是一个白垩纪形成的变质核杂岩。根据区域构造演化综合分析及同位素年龄测定，认为医巫闾山花岗岩体时代并非前人所定的早燕山期，而是晚燕山期岩体。

In present study, field survey, solution culture experiment and soil culture experiment were carried out to characterize Zn uptake and accumulation of Sedum alfredii Hance.

本研究通过对中国东南部一些古老铅锌矿区植被的调查，首次发现矿山生态型东南景天是一种锌超积累植物。

Taking self-fruitful rate as the criterion and segregating population of field survey as method, we got the result that the ratio of fertile plants and sterile plants in the three F2 population of K-cytoplasmic male sterile hybrid accords with 63:1 tested by Chi-square, therefore we can infer that the restorative mechanism of K-cytoplasmic male sterile line was controlled by three different major genes, which manifested as sporophore sterility.

结果表明：在三个K型胞质雄性不育的F2群体中，可育单株与不育单株的比例经卡方检验符合63：1的理论比例，因此可以推断小麦K型胞质雄性不育的恢复由3对主效恢复基因控制，并表现为孢子体不育类型。

Second, field survey and statist on the distribution of foot passengers in the space, and compare with the results of the space parsing and use of multiple regression model to calculate of the anastomosis.

其次，实地调查统计空间的人流分布，并与空间句法分析结果进行比较分析，运用多元回归模型计算其吻合度。

Data for the study were collected by field survey and collection of second-hand material.The main conclusions of the study include: 1 the transfer of collective forest land and stumpage will determine to what extent the aims of the current institutional reform will be achieved; 2 at present the transfer is highly affected by the transfer institution, while the requirement of transaction in the market is not suited to farmers; 3 farmers earn money from the transfer, while they do not benefit reasonably from the transfer; 4 farmers'economic activities are not completely rational, and their economic behaviors are affected by cognitive degree on the institution, non-agricultural production activities, investment in forestry, and family status; 5 there are large variations among those who take over different forest lands and stumpages, however they all try to maximize their owns profits; and 6 policy regulation plays negative influence on the development of transaction market.

本研究结论如下：第一，集体林地林木流转的开展情况对于集体林权制度改革目标实现的影响重大；第二，集体林地林木流转现状反映了现行流转制度安排；第三，农户通过流转得以增收，但流转收益并不完全具有合理性；第四，农户转出林地林木行为受制度认知程度、非农生产活动、林业生产投入和家庭状况等多层面因素影响；第五，受制度约束影响，受让方流转行呈现差异性；第六，政策规制的存在，影响了流转市场发育。

Through systematic field survey, sample collection, indoor ICP-MS analysis and SEM energy spectrum analysis, the authors have reached the conclusion that along the Bangong Co-Nujiang metallogenic belt bismuth content of single samples in 12 ore deposits or ore spots can meet the requirement of the cut-off grade, and that in 9 ore deposits or ore spots can meet the requirement of the industrial grade.

本文通过系统的野外调查与样品采集、室内ICP-MS与扫描电镜及电镜能谱方法分析，确定班公湖-怒江成矿带12个矿床单件样品铋含量达到边界品位的要求， 9个矿床单件样品达到工业品位的要求，最高达到9575×10？

Through lots of documents and field survey data , this article systematically exposed the spread , development and deformation of Fujian Tantrism .

本文通过大量的文献和田野调查资料，系统论述了密教在福建的传播，发展以及演变。

Through lots of documents and field survey data, this article systematically exposed the spread, development and deformation of Fujian Tantrism.

中文摘要：本文通过大量的文献和田野调查资料，系统论述了密教在福建的传播、发展以及演变。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。