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- The hydrogenated MG latex had the good properties of resisting heat aging. 氢化天甲橡胶具有优良的耐热老化性能。
- Excellent color gloss retention after heat aging Excellent chalk and moisture resistance. 高温下之色泽及光泽保存性、抗粉化性及湿气性。
- Resist heat aging, the life can reach to 100 years under the pressure during the long use. 耐热抗老化,在规定的压力下长期使用寿命可达100年。
- The influence of peptizer B on Mooney viscosity,plasticity and heat aging property of NR was investigated. 研究塑解剂B对NR门尼粘度、塑性和热老化性能的影响。
- Elevated levels can volatilize into the air heat preservation board refrigeration water, and maintain long-term food warming effect. 架空空气层可以挥发掉保温板冷凝水,保持长久的保温效果。
- The heat aging resistance in creased first then decreased with the increase of amount of carbon black N550. 炭黑用量对共混物的耐热老化性能有影响,随着炭黑N550用量的增加,老化后的力学性能保持率先增加后减小。
- The dampness & heat aging properties and service life of FRP bracket with pull-extrusion molding were studied. 研究了冷却塔拉挤成型玻璃钢托架的湿热老化性能及使用寿命;
- The results show that heat aging was a better aging process to eliminate residual stress than vibration aging. 结果表明,在本试验条件下热时效对消除铸件残余应力的效果明显好于振动时效。
- The effect of TMTD on the curing behaviour,physical properties,heat aging property and permanent set at high temperature of CO/ECO was investigated. 研究促进剂TMTD用量对均聚型氯醚橡胶(CO)/共聚型氯醚橡胶(ECO)并用胶硫化特性、物理性能、耐热老化性能和高温压缩永久变形的影响。
- Also covered are forced air heating, heat pumps, automatic control thermostats, flues and sound and vibration. 此外盖住是被被迫的空气加热,热泵,自动控制恒温器,烟道和声音和振动。
- The influence and influence mechanism of heat aging on the attenuation of PMMA polymer optical fiber (POF) were studied. 主要研究了热老化对PMMA塑料光纤损耗的影响及其影响机理。
- The NR vulcanizates cured with CV system show the lowest property retention because of its poor resistance to heat aging. 未填充的NR硫化胶,其交联密度随热氧老化先增后减。
- The drying is performed by hot air heated by steam. The air flow is 4000~5000m3/h. 干燥器采用蒸汽加热的热风,风量4000~5000m3/h。
- In addition, the inner surface temperature with the effect of air convection in the detect is different from the one in terms of considering air heat transfer in the defect as conduction and the effect caused by radiation can be neglected. 考虑缺陷内空气对流换热的影响下得出的温度与纯导热条件下得出的温度存在较大误差,辐射的影响可以忽略不计。
- It introduces moist heat aging and sea - water proof tests carried out respectively on J - 71 adhesive and its complementary pliofilm J - 47A and J - 71 bonded joint. 介绍了对J-71胶及其配套胶膜J-47A,和对J-71胶胶接接头分别进行湿热老化试验、耐海水性能试验情况。
- Air-heating systems circulate air through ducts to and from an air heating collector (Figure 1). 空气加热系统使空气循环,通过通往或是通出空气加热收集器的管道(见图一)。
- VSR theory is introduced and experiments are carried out to indicate the significant distinguishes of residual stress eliminating between VCR and the traditional heat aging. 传统的消除残余应力的时效方法有热时效和自然时效。
- Other air heating and dring equipments,for instance,dryer,air drying road and so on. 其它空气加热和烘干的装置,如烘干器,空气烘道等。
- The air in the garden was warm and fragrant. 花园里的空气一片温馨。
- The results have shown that MCA can increase tensile strength and hardness of NBR and also improve the properties of resistance to heat aging and compression set of NBR as well. 结果表明金属活性助剂MCA,在不同的硫化体系中可提高丁腈橡胶的拉伸强度、硬度,改善丁腈橡胶的耐热老化性能及压缩永久变形性能。