Testing method for water repellency of paper and paperboard 纸和纸板水的排斥性试验方法
Modeling Water Repellency and Water Content of a Sand Soil 土壤的斥水性和含水量变化关系的数学模型
Repellency is not confined to the olfactory senses. 防护性不只限于嗅觉感官。
Testing method for oil repellency: hydrocarbon resistance method 防油性能试验法:耐碳氢化合物法
To some extent, soil water repellency was caused after irrigated by brackish water. 微咸水入渗后土壤产生了一定的斥水性。
Rock wool is used a variety of natural ore made of inorganic fiber, has excellent fire, sound insulation, heat insulation, water repellency seismic characteristics. 岩棉是用多种天然矿石制成的无机纤维,有优良的防火、隔音、保温、憎水抗震等特性。
Influences of Fire Disturbance on the Water Repellency of Pinus massoniana Soil 森林火灾对马尾松次生林土壤斥水性的影响
Research for surface morphology and water repellency of Lotus leaf; A Parallel-Composed Morphological Filter with Multiple Structure Elements Based on Binary Sampling 荷叶表面的二元复合结构及其疏水性基于二抽取的多结构元素并行复合形态滤波器
Effect of Different Contamination Domestic Waste Water on Soil Water Repellency 不同污染程度的水对土壤斥水性的影响
Under such circumstance, the feature of repellency of the religious literature shows its significant cultural value. 在这样的情况下,宗教文学自身所具有的抵抗性特质就具有了重要的文化价值。
Study on the finishing technology of oil resistance, water repellency and soil resistance for tie fabrics 07领带面料抗油、拒水及易去污后整理工艺试验
Balances the best performance in breathability, waterproofness, and water repellency with excellent durability. 很好的平衡了纤维的透气性,防水性和防水的良好持久性。
Preparation and Study of PTFE Microporous Membranes with Oil Repellency 拒油型聚四氟乙烯微孔薄膜的制备与研究
Effects of HrpN_ ( Ea) on Inducing Aphid Repellency on Cucumis melo HrpN(Ea)诱导甜瓜对蚜虫趋避作用的研究
Study of Structure and Bacteria Repellency with Chitin Spunlace Nonwoven Fabrics 甲壳素水刺非织造布结构及抗菌性研究
Study on the Linen Fabric Comfort and Bacteria Repellency 麻织物的舒适性和抗菌性研究
Furthermore, results about Ck-smoothness, periodicity, almost-periodicity, attractivity and repellency of these invariant manifolds are given. 进而,我们对这些不变流形给出了C~k光滑性、周期性、概周期性和吸斥性的结论。
To satisfy stringent requirements with respect to UV resistance, water repellency and protection against environmental influences, it is becoming increasingly common to coat high performance textiles. 为了满足诸如抗紫外辐射,拒水和防护人体不受环境的影响等方面的苛刻要求,对高性能纺织品涂层越来越成为一种普遍采用的措施。
The article introduced the producing technology of the durable water-repellent PP/ PE heat-adhesive nonwoven fabric and tested its property of durable water repellency. 介绍了耐久型拒水PP/PE热粘合非织造布的生产加工工艺,并对其拒水性能和拒水耐久性进行了测试。
Conclusion: The paper shows good repellency against mosquitoes and safe for human use. 结论纸型蚊虫驱避剂驱蚊效果良好,使用安全。
The developed flexible waterproof putty is excellent in crack resistance, adhesive strength, breathability and water repellency. Using this putty with exterior wall paint can markedly improve weather resistance of external wall insulation finishing system. 所研制的柔性耐水腻子抗裂性能优异、粘结强度高、具有透气性和憎水性,与外墙涂料配合使用应用于外墙外保温系统可明显提高该系统的耐候性。
The mosquito repellency of menthol and the two derivatives has been studied by the methods of national standard. The result suggested that methol has some activity to repel Aedes albopictus, while the two derivatives have little activity. 采用国标的方法对薄荷醇及其乙酸酯和丙酸酯的驱蚊活性进行了测定,结果显示薄荷醇对白纹伊蚊(Aedesalbopictus)具有一定的驱避效果,而薄荷醇的乙酸酯和丙酸酯的驱避活性很低。
For account carpets, where dry soil repellency predominates, polysiloxanes offer a good and cost effective alternative. 对于以防干沾污占主导的公用地毯,聚硅氧烷则提供了优良而又经济的替代。
Parameter1XV could be related with molar refractivity ( MR) and be a good relationship with repellency. 其中1Xv参数与立体参数MR相关显著,并与化合物的驱避活性有一定的相关性。
Results showed that the water repellency level increased dramatically, with the increase of oil pollution degree. 结果显示,随着石油污染程度的提高,介质斥水性显著提高。
The results showed that when the water content reaches a certain critical value, the surface wettability will change again, from hydrophobic surface to hydrophilic surface, and the repellency of medium is disappeared. 当油污介质中的含水量达到某一临界值时,介质表面润湿性可再次发生反转,由疏水表面变回亲水表面,斥水性消失。
With the improvement of the finishing technology, multifunction is the trend of the textile finishing agent, in which flame retardant combined with water and oil repellency is desirable. 随着染整技术的进步,织物整理剂向多功能方向发展是其必然的趋势,其中阻燃、拒水拒油是一个重要的研究方向。
The water repellency of oil-contaminated aquifer medium with different engine oil and diesel oil contents was determined. 采用测定土壤斥水性的方法,研究了不同含油量下机油和柴油污染含水介质的湿润性变化规律。
The layered structure and soil water repellency have great influence on water movement, thereby affect agricultural productions and environmental protection. 土壤的层状结构和斥水性影响土壤水分运动,进而影响农业生产和环境保护。