查询词典 Snow

Aiming at hydronic road snow-melting systems based on renewable energy including solar and geothermal energy, the behavior of heat and mass transfer during the snow-melting process is studied theoretically and experimentally in the present work, which can be taken as references for system design and large-scale applications in future.

本文以基于太阳能、地热能等可再生热源的流体加热道路融雪系统为研究对象，主要针对融雪过程中的有关传热传质过程展开了一系列基础理论与实验研究，为进一步优化设计与规模化应用提供了指导依据。

And snow-melting of turnout is heated by sleeper and turnout snow-melting heating transformer.

道岔融雪分别由轨枕和道岔融雪加热变压器实施加热。

Deicing chemicals are widely used to clear the pavement snow in the cold areas of China and many other countries, because of their simple operation, low price, and excellent snow-melting effect.

化学融雪剂用于清除道路积雪具有操作简便、价格低廉及融雪效果良好等优点，在国内外的寒冷地区应用广泛。

The intensity of cold air activities in winter and the snow-melting status in the next spring in 2000-2005 over Northeast China are analyzed using the snow-cover data set obtained in this paper.

依照积雪覆盖的时间序列图及分布图分析了各年份冬季冷空气强度及变化和次年春季融雪状况。

Soil analysis and site investigation were conducted, and the results showed that the salts content of the snow-melting agent-applied remained in snowmelt and soil were far higher than that in check samples, so it was deduced that the reasons which caused lots of avenue trees and fence plants died in Beijing city were the plants have been injured by salt for too much snow-melting agent being used.

通过现场调查和对土壤化验分析表明，撒施了融雪剂的雪水和树埯内土壤中的盐分和Cl-含量远远大于对照雪水和土壤，由此认为造成2003年北京城市大量行道树和灌木死亡的原因是由于融雪剂使用过多，使植株发生了严重盐害所致。

Through studying the coupling effect of press-sensing response and thermal-electric performance, we developed the experimental and theoretic methods to supervise the temperature of concrete road surface online, and proposed a low energy-concuming snow-melting and deicing intellective control scheme. Therefore, the complete method for temperature self-diagnosis and snow-melting and deicing self-adapting control was developed.

通过研究压敏感应和热电功能之间的耦合效应，建立了进行混凝土路面温度在线监测的实验与理论方法，提出了一种低能耗的融雪化冰的智能控制方案，建立了一种CFRC混凝土材料在路面结构的优化铺设条件下温度自诊断与融雪化冰自适应实验与方法。

Using Brian ADI algorithm, the model is solved numerically and a snow-melting simulation program is developed based on the compiler of Visual Basic. This program can output some important results including the pavement temperature field, the height of snow layers, the height of liquid film and the idling characteristic curve.

通过Brian ADI格式算法，对上述模型进行数值求解，并基于Visual Basic平台，开发了一个通用型的道路融雪模拟分析软件，可输出路面温度场、雪层厚度、液膜厚度以及路面待融特征曲线等重要结果。

Exploring a new technology for snow-melting and deicing of airports tracks is the research background of this project. Through a great amount of experiments, numerical value calculation and theory analysis, a great deal of experiment data are attained, and the resonance law of carbon-fiber reinforced concrete under various power and ice-layer thickness conditions was found.A low-energy concuming, low cost and high thermal effect CFRC road surface concrete structurel material was developed. The snow-melting and deicing mechanism of CFRC was analyzed in the point of view of energy conservation, and the electric-thermal resonance law of road surface structural materials to CFRC concrete materials was set up.

本项目以新型机场跑道的冬季融雪化冰为研究背景，通过大量实验、数值计算与理论分析，获得了碳纤维增强机敏混凝土在不同功率、不同冰层厚度下的响应规律和大量试验数据，找到了一种能耗低、热效高、成本低的CFRC路面混凝土结构材料，并从能量守恒的角度分析了CFRC混凝土融雪化冰机理，建立了研究路面结构材料的导热性能对CRFC混凝土材料的电热响应规律。

The scant Indian path through this range filled with snow as the Corps of Discovery struggled through the treacherous terrain, and small avalanches fell on the men as they brushed against snow-laden pines.

贯穿山脉的印第安小路被冰雪覆盖，（路易斯和克拉克探险队努力穿过这个危险地带，当他们推开满是积雪的松树时，一场小规模的雪崩落在了他们身上。

The roller is the important components of this design, and it's size is directly related to snow-clearing efficiency. The size and the distribution arrangement of the blades are strictly requested, because they can guarantee snow efficient, and similarly also affects the organization stability.

磙子是此次设计的重要部件，其大小直接关系到清雪的效率，而其上刀片的尺寸、分布排列严格的要求，因为这些是保证清雪效果的重要参数，同样也影响到机构的稳定性。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。