Selection of far infrared heating elements in low temperature resistance furnace 低温辐射电热炉的远红外加热元件的选择
The coated optical fiber has high and low temperature resistance because of the flexibility. 使用该涂料一次预涂复的光纤具有优良的高低温性能。
P83 could increase simultaneously its low temperature resistance and durability greatly. P83则可以同时显著提高材料的耐低温性和耐久性。
The result showed that DOA could improve the low temperature resistance of soft PVC, but decrease its durability; 结果表明,DOA可改善软质PVC材料的耐低温性能,但却降低了材料的耐久性能;
The utility model is characterized by high portability, corrosion resistance, high and low temperature resistance, aging resistance and light weight. 本实用新型具有便携性强、抗腐蚀、耐高温严寒、抗老化、轻便的特点。
Compared with general-purpose rubbers, SIBR has combination of low temperature resistance, low rolling resistance and high antiskid properties. 与通用橡胶相比,SIBR具有耐低温性能佳、低滚动阻力和高抓着性能的特点。
Characters and main use: Soft and light, high water proof and breathability. Good low temperature resistance and anti aging. Suitable for leisure wear and sports wear. 特点及主要用途:柔软轻薄,高防水高透湿,耐低温抗粘连。适合做各种休闲运动装。
The result shows that the modified emulsion has good film forming properties, high bonding strength, good low temperature resistance and water resistance. 结果表明该乳液具有优良的成膜性,粘接强度高,优良的耐水性和耐寒性。
These physiology indexes can be regarded as evaluation indexes of low temperature resistance and saline-alkali-resistance of maize seedling. 因此,这些生理指标可以作为玉米苗期抗低温和盐碱能力的评价指标。
The low temperature protein could take effect on the plant's low temperature resistance. 低温蛋白在植物的低温抗性形成中起作用。
Result and appliance effect showed that the delay blasting cap has many virtues, such as the high accuracy of delay time, little amount of charge, long term of storage, and the high and low temperature resistance. 试验后的测时结果及实际应用效果表明,装有硼系延期药的延期雷管具有延期精度高、用药量少、贮存时间长、耐高低温的优点。
Study on pvc/ pur-t blend for oil hose of low temperature resistance 耐低温输油软管用PVC/PUR-T共混材料研究
In this study, the CR with low temperature resistance and high electrical insulation was prepared by blending Butadiene Rubber ( BR) and adding plasticizing agent. 本论文利用并用顺丁橡胶(BR)和添加增塑剂制备了耐寒性好高绝缘的CR胶料;
It possesses high Claus reaction activity, hydrolysis ability of organic sulfur, stability and good anti-sulfation as well as low temperature resistance properties. CT6-4B催化剂在运行过程中体现了良好的克劳斯活性、有机硫水解活性、活性稳定性,以及良好的抗“漏氧”性能和低温活性使用性能。
The formula and processing technology of NBR/ asbestos/ SiO 2 insulating material are studied to improve the low temperature resistance and ablation resistance of the material. 对丁腈/石棉/SiO2绝热材料的配方和工艺进行了研究,以改进其耐低温和抗烧蚀性能。
A Simple Analysis of the Influence of the Major Factors over the Low Temperature Resistance of PVC Calendering Film 浅析影响PVC压延薄膜耐低温性能的主要因素
Automatic Measurement of Low Resistance Microcomputer System for Measuring Low Temperature Resistance 低电阻自动测量材料低温电阻的微机测试系统
PTFE fiber has good corrosion resistance, low friction factor, nonflame, strong acid and strong alkali resistance, high temperature and low temperature resistance. PTFE纤维具有优良的耐腐蚀性,低摩擦因数,不燃,能耐强酸、强碱、强氧化剂等强腐蚀性试剂或溶剂,耐高、低温性能优良。
However, the commonly used metal flexible couplings are small-damp, high cost and maintenance difficulties. The rubber elastic element, which non-metallic flexible couplings commonly used, is easy to aging, poor oil resistance andhigh/ low temperature resistance. 然而目前常用的金属弹性联轴器阻尼小、造价高和维护困难,非金属弹性联轴器的常用橡胶弹性元件易老化、耐油性和耐高低温性差。
But PP also has the disadvantages itself that its toughness is poor, its low temperature resistance is poor and its molding shrinkage is big, so that the application in the field of high-voltage insulation is limited. 但是聚丙烯本身韧性差、抗低温冲击性能差、成型收缩率大,限制了它在高压绝缘领域的应用。
The dynamic thermomechanical analysis ( DMA) study found that the HY sulfide film has good sulfide network and low temperature resistance. 动态热机械分析(DMA)结果表明,HY硫化胶膜具有优异的硫化网络和耐低温性。
Hydrogenated nitrile rubber is more and more widely used in oilfield, automotive, machinery manufacturing and other industries due to its good heat resistance, chemical resistance, low temperature resistance and oil resistance. 由于氢化丁腈橡胶具有良好的耐热、耐化学性、耐低温、耐油性能,越来越广泛的应用于油田、汽车、机械制造等行业。
These differentially expressed proteins were found to relate to low temperature resistance based on the bioinformatics analysis. 根据生物信息学分析,发现这些差异表达的蛋白与植物抗寒性有一定关联。
The application of waterborne polyurethane as shoe adhesives has become a hotspot of recent research due to the excellent flexibility, impact resistance, abrasive resistance and low temperature resistance. 水性聚氨酯具有优良的柔韧性、耐冲击性、耐磨性和耐低温性能等特点,其作为鞋用胶黏剂的应用更是成为近年来研究的热点。
The polymer SBS ( styrene-butadiene-styrene block copolymer) has eminent properties such as good tensile property, low temperature resistance, dissolubility and unique anti-sliding property. 而在聚合物类改性剂中,SBS(苯乙烯-丁二烯-苯乙烯嵌段共聚物)以其优良的拉伸性能、良好的耐低温性、溶解性及独特的抗滑性而被大量的使用。
Biological denitrification process in the reacter is influenced by HRT, pH and temperature and nitrate nitrogen concentration in the different level, but its ability of against acids fluctuation and low temperature resistance is still strong. 反应器的生物反硝化过程受到水力停留时间、pH和温度以及进水硝酸盐氮浓度不同程度的影响,但是其抗酸碱波动和耐低温能力仍较强。
For meeting the demand of high-altitude plane and other special occasions, the image storage system should be small size, high-speed storage, low temperature resistance, the common image storage systems on the market can not meet this demand. 高空机载等特殊应用场合对图像存储系统有体积小、存储速度高、耐低温的要求,市场上常用的图像存储系统无法满足此需求。
But the A shortcoming of zwitterionic copolymer filtrate reducer is the low temperature resistance. 然而两性离子共聚物降失水剂的不足之处在于抗温能力。