field observation的例句大全

This method has been validated by field observation . 3.

经现场观测验证是合理的.

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The current primary research methods are theoretical research, experiment in laboratory, field observation and numerical simulation.

目前主要的研究方法是理论研究 、 实验室实验 、 现场观测和数值模拟.

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This paper selects Qingtuxian loess highway tunnel as relying engineering and takes field observation synthetically.

本文选取青土岘黄土公路隧道为依托工程,开展了大规模的现场测试.

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Field observation on some fleas leaving from host in Northern China

我国北方几种蚤离开宿主的野外观察

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Determined the suitable restoration vegetation coverage and suitable livestock density by the field observation and the model simulation results;

通过野外观察与模型模拟的方法模拟鄂尔多斯高原恢复植被最适盖度以及最适的放牧密度；

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On the theory of field observation and data processing

关于野外观测和数据处理相联系的理论问题

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The first is field observation research stage.

其历史大致可分为二个阶段：第一，野外观测研究；

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According to the field observation and model test data of ground water drawdown speed and the ratio of drainage water quantity and evaporation, by using the theory of ground water seepage, a new method for determining the field drain spacing is advanced.

本文根据地下水蒸发试验资料，利用地下水动力学理论，提出了考虑蒸发影响下按地下水位下降速度标准进行田间排水沟（管）间距的计算方法。

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This interplay between theory and observation also occurs in the field of economics.

在经济学领域也存在理论和观察的相互作用.

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By means of orientational observation in the field, flowering phenology, flowering dynamic, kinds of pollinators and their behavior and visiting frequency were observed and the breeding system, pollen-ovule ratio ( P/ O) and pollen viability were determined.

通过野外定位观测，对柽柳的开花物侯、开花动态、访花者的种类、行为和访花频率，并对其繁育系统、花粉.胚珠比（P/O）、花粉活力进行了检测。

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Observation and analysis of surface wind field, sea and land breeze and internal boundary layer;

地面风场、海陆风及内边界层的观测与分析；

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The curriculum was evaluated using observation, semi-structured parent interviews, systematic parent feedback, and researcher-teacher field notes.

课程之评鉴包括观察表 、 半结构式父母访谈 、 系统的父母回馈表和研究者之教学日志.

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The field observation was carried out to prevent and control the root rot by many kinds of medicament such as captafol and carboxin which have obvious preventing and controlling effect on root rot of the chickpea.

开展了综合防治试验，由多种药剂拌种防治根腐病试验结果表明，适乐时、敌萎丹对鹰嘴豆根腐病有明显的防治效果。

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The information field will target high performance computers, optics and electronics, air-to-surface and surface-to-air observation, and modern telecommunications.

信息方面将制定高性能计算机、光学和电子学、空对地和地对空的观测和现代电信的指标。

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Methods It carries field investigation, observation successive and pollination experiment.

方法开展野外调查, 迁地栽培连续观察和控制授粉试验.

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Based on field observation and references analysis, landscape ecological system classification of YCW is made, and the hydrological and thermal dynamics, spatial structure, pattern, biodiversity of landscape ecosystem are detailed.

根据野外观测与文献资料分析及现场验证相结合的研究方法，基于区域景观格局演变规律进行景观生态分类，进而分析景观生态系统的动力因素、结构、格局、生物多样性特征等。

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