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- This paper introduces a method for monitoring insulation performance of the undersea communication optical cable. 本文介绍了一种监测海底通讯光缆外护套电绝缘性能的方法。
- The absorbing and insulation performance of wedge absorbor and plat insulation meterial is studied by using the model of laying medium in this thesis. 该文采用分层媒质模型,对尖劈型吸声材料及平板型隔声材料的吸、隔声性能进行了仿真研究。
- The insulation performance of the Dewar is very important to working temperature and time of IR detector element,and this is the main examination index. 杜瓦的绝热性能直接关系到红外探测元件的工作温度和工作时间,这也是杜瓦性能的主要考核指标。
- The insulation performance,the maintainability of vacuum system and current carrying capacity are needed to technically investigate. 从技术上论证其可行性需要考虑绝缘、真空系统维持和载流量3方面的内容。
- The insulation performance of the Dewar is very important to working temperature and time of IR detector element, and this is the main examination index. 杜瓦的绝热性能直接关系到红外探测元件的工作温度和工作时间,这也是杜瓦性能的主要考核指标。
- The paper analyses and finds the factors affecting the insulation of electrobath short circuit ora and gives feasible measures to solve this.after reconstruction the insulation performance of the electrobath is raised. 分析并找出了影响电解槽短路口绝缘性能的因素,提出了可行的解决措施,经过改造,达到了提高电解槽绝缘性能的目的。
- The airproof meterial of cable pipe should possess little ratio of gas leakage, low quantity of heat, high liquidity, moderate strength, advantaged construction performance and insulation performance. 电缆管道密封材料不仅要求气体漏率小,还应具有放热量低、好的流动性、度适中、工性能便利以及绝缘性等特性。
- This epoxy adhesive mixed with the accelerant has advantages of short solidifying time, little dielectric loss, strong adhesive stress at high temperature, and good insulation performance, etc. 用该促进剂配制的环氧胶粘剂具有凝胶时间短、介电损耗小、高温粘结力强、绝缘性能好等特点。
- The development general situation of external thermal insulation technology for external wall, its typical construction procedure and the thermal insulation performance are introduced. 摘要介绍了外墙外保温技术的发展概况,外墙外保温系统典型的施工步骤及保温性能。
- Beijing currently has roughly 10 million square metres of the old public houses by the heat preservation of the buildings roof, insulation performance poor stormwater infiltration serious. 目前北京大致有1000万平方米的老式公房,这些楼房楼顶的保温、隔热性能很差,雨水渗透严重。
- The effect of Ethylene propylene terpolymer(EPDM) and bromine fire-retardant system on the heat insulation performance, mechanics performance and fire retardance of microporous LDPE was studied. 研究了三元乙丙橡胶(EPDM)和溴系阻燃体系对微孔LDPE隔热保温性能、力学性能和阻燃性能的影响。
- It is not allowed to check the insulation performance of the generator by 220V AC voltage or a megohmmeter, otherwise the rectified diode may be penetrated and damaged by too high voltage. 不许用220V交流电压或兆欧表来检查发电机的绝缘性能,否则会因电压过高使整流二极管击穿损坏。
- Sound insulation performance: PVB can effectively prevent sound wave. Sound wave can be obviously weakened when it goes through laminated glass so that noise disturbance is reduced. PVB膜对声波有较强的阻隔作用,有效地阻挡了声音的传播,减少噪音,隔音效果良好。
- Shale pottery thermal insulation surface mortar has good heat preservation and heat insulation performances. 页岩陶砂保温抹面砂浆具有良好的保温隔热吸音等性能。
- Insulation for communication cables, which have thin wall and high insulating performance. 通讯电缆用绝缘料,薄壁、高绝缘性。
- To meet the demands of higher insulation performances for certain militaryapplications, a compound heatshield design is proposed . 针对型号发展对烧蚀材料提出的更高的隔热性能要求,本文提出了一种复合型防热套的工艺方案。
- The situation of microorganism in transformer oil is introduced. The effect of microorganism on electric insulation performence of transformer oil is expounded. 主要介绍了变压器油中微生物存在的情况,阐述了微生物对变压器油电气绝缘性能的影响程度。
- Superb heat preserving,insulating and energy-saving performance;superb sound insulating performance;superb anti-frosting and antifogging performance. 卓越的保温、隔热和节能性能;卓越的隔音性能;卓越的防结霜和防结雾性能。
- Cork is often used for insulation. 栓皮经常用作绝缘材料。
- The performance truly exalted the audience. 演出确使观众情绪高昂。