Anti-freezing index value of the concrete pavement of airfield in the Qinghai-Tibet Plateau 青藏高原机场道面混凝土抗冻指标研究
Strengthen research into and product development of anti-seepage, anti-freezing and anti-expansion ditch technologies. 2.2. 加强渠道防渗防冻胀技术的研究和产品开发。
Low-temperature Freezing Disaster and Anti-freezing Evaluation of Taiwan Soft-Branch Star Fruit 台湾软枝杨桃低温冻害分析及防冻效果评估
Mass configuration in wet and low-temperature condition put forward to high requirement not only for the mixing proportion of anti-freezing and anti-permeability in concrete but for construction. 长期处于潮湿、低温状态的大体积结构对混凝土的抗冻性、抗渗性的配合比设计及施工提出了更高的要求。
So, my company will antifreeze and water-proofing agent inspection reports together, as anti-freezing use type water-proofing agent inspection report. 所以,我公司将防冻剂和防水剂的检验报告一并使用,以作为防冻型防水剂检验报告。
Study of Auto-spraying of Anti-freezing Fluid for Railway Transportation of Coal 铁路运煤车防冻液自动喷洒系统研究与应用
On the application of the anti-leakage an anti-freezing measures in the water-saving reform of some irrigation areas 防渗抗冻措施在某灌区节水改造中的应用
The numerical simulation of the anti-freezing design for the co_2 two-phase condenser in a space thermal control loop 一种应用在航天回路热控系统上的二氧化碳两相冷凝器防冻设计的数值模拟
All newly-introduced equipments, whose box has been opened, need to be placed in equipment warehouse, and the work of anti-freezing and anti-humidity has to be done. 设备到货开箱后要集中放置设备库房,并做好防冻、防潮工作。
Contains vegetal active soothing factor, linseed, vegetal anti-freezing compound, allantoin, cornflower& so on. 蕴含植物活性抗敏分子、麻仁、物抗冷冻合成物,尿囊素、车菊等。
This agent early strength high, anti-freezing effect is good, its performance meet the domestic advanced level of the same products. 本剂早强高、防冻效果好,其性能达到国内同类产品的先进水平。
Design of Control System on Spraying of Anti-freezing Agents with PLC 基于PLC的防冻液喷洒控制系统设计
The production process of preparing modified anti-freezing adhesive with low toxicity, low cost and super performances from waste foamed polystyrene is reviewed. 阐述了废聚苯乙烯泡沫塑料为主要原料制备低毒性的、粘接强度高的、低成本的改性抗冻胶粘剂的生产工艺。
The results of glass corrosion and car running tests show that the anti-freezing fluid composed of high-efficiency inorganic inhibitor and organic carboxylate has excellent corrosion resistance, which has passed the product examination of France PAS Group. 玻璃器皿腐蚀试验和行车试验结果表明,由高效的无机缓蚀剂和有机羧酸盐组成的防冻液具有良好的防腐蚀性能,通过了法国PSA集团的产品检测。
Under the same strength, concrete with mineral powder and common concrete have the same anti-carbonization property and anti-freezing property. 在强度和含气量相同的条件下掺矿粉混凝土和普通混凝土具有相同的抗冻融能力。
This paper concluded and analyzed the depiction that concerned concrete frost mechanism for many years, and studied the anti-freezing mixture action. 本文综合并分析了多年来关于混凝土受冻机理的叙述,并对防冻外加剂作用进行研究。
The paper also makes further study of modification principle of water-resistance and anti-freezing capability of the soils. 最后本论文对土质抗水性、抗冻性的改性机理进行了探索性分析。
Construction Requirement and Anti-freezing Countermeasure for Concrete Pavement in Winter 混凝土路面冬季施工的要求与防冻对策
Adding quantity of the anti-freezing agent and the frozen critical strength of the concrete 混凝土防冻剂掺量和受冻临界强度
Adding aggregate into modified soil can further increase water-resistance and anti-freezing capability of the soils. 改性土中加入骨料,可进一步增强土体的抗水、抗冻性能。
Study on Air-Entraining Agent and Anti-Freezing Agent of Concrete 新型混凝土引气剂和防冻剂研究
The higher strength is, the better anti-freezing performance, but some concrete samples of high strength occurs sudden breaking in sulfate solution for freeze-thawing. 强度越高,混凝土的抗冰冻性能越好,但一些强度较高的混凝土试件在硫酸盐溶液中冻融时发生突然的中部断裂而破坏。
We tested the tunnel temperature field, and learned the rule of the temperature distribution. The test provided the basis for the design of the anti-freezing layer; 对隧道温度场进行了测试,获得其分布与变化基本规律,为防冻隔温层的设计提供了依据;
The addition of compound anti-freezing admixture is the vital technique in the process of manufacturing durable negative temperature concrete. 指出性能优异的以防冻功能为主的多功能复合外加剂是制备负温混凝土或耐久性混凝土的技术关键。
The mechanism of generating freezing adhesive strength was analyzed, providing a new approach to the research of anti-freezing adhesive theory and techniques. 分析了材料的冻黏强度机理,为冻黏防治理论与技术研究提出了新的途径。
When evaluating semi-rigid base materials 'performances, traditional methods usually need to take overall account of strength ( mainly compaction strength), stabilities ( namely anti-freezing, dry-shrinkage, temperature-shrinkage and anti-erosion) and fatigue performances. 进行半刚性基层材料的性能评价时,传统方法往往需要全面考虑强度(抗压强度)、稳定性(抗冻性、干缩性、温缩性和抗冲刷性)和疲劳性能。
The research results showed that the superhydrophobic aluminum surface had good self-cleaning properties, and it can anti-freezing and anti-frosting under the freezing point. This phenomenon was analyzed with wettability theory and thermodynamics theory. 在结冰温度下超疏水铝合金表面具有延迟冻结与抑霜功能,从润湿性理论和热力学理论分析了产生这一现象的原因。
Poor performance in anti-freezing has become the main factors on spreading and application of the flat-plate collector. 抗冻性能差已成为制约平板型太阳集热器推广和使用的主要因素。
The properties of aluminum alloy superhydrophobic surfaces were studied, such as self-cleaning, anti-freezing, bacteriostasis and anti-corrosion. 对铝合金超疏水表面的自清洁性、防冻抑霜性、抑菌性、耐蚀性进行了研究,研究结果表明超疏水铝合金表面具有良好的自清洁性能。