查询词典 cooling

The invention relates to a preparation method of epsilon-MnO2 layered structure nano-sphere comprising the following steps: adding potassium persulphate, manganese sulphate, ferric nitrate and concentrated sulfuric acid into hydrothermal reactor, charging deionized water and fully stirring, natural cooling the mixture to room temperature after hydrothermal reaction for 1-24 hours at 110-200 DEG C, washing and drying the product to obtain hexagonal crystal epsilon-MnO2 layered structure nano-sphere with a stable structure and uniform grain size.

一种ε-MnO 2 层状结构纳米球的制备方法，将过硫酸钾，硫酸锰，硝酸铁，浓硫酸加入水热反应釜中，加入去离子水充分搅拌后，在110-200℃水热反应1～24h后自然冷却至室温。得到的产物经洗涤干燥即得到结构稳定，粒径均匀的六方晶型的ε-MnO 2 层状结构纳米球。

Cooling fan works, livestock and poultry farming equipment, livestock and poultry farming equipment

&风机+湿帘&降温方式可保持室内温度在26-28度左右，耗电低、效果好，在行业中已经广泛应用。

Under high excitation, hot phonon effects were found to delay the carrier cooling process.

在高功率的激发下，发现热声子效应会延缓载子冷却的过程。

Additionally, phenols were produced for cooling oil in air at the same temperature.

除此之外，冷却油在空气环境中还裂变产生了酚类化合物。

This apparatus is composed of the furnace shaft, the power system, the machine system and the supplementary system which consists of the vacuum system, the cooling system and the control system.

本文深入系统地开展太阳电池硅片电磁悬浮熔炼离心铸造技术的研究，为制备低成本高性能的太阳电池硅片开辟新的途径。

Finally, the fan-cooling system of the strong power transmitting tube of a radar system is analyzed thoroughly with the theory, methods and prototype that mentioned in front.

论文最后，对某雷达系统的&大功率发射管风冷系统&进行了工程实例分析，考核和检验了本文建立的理论、提出的方法及实现的原型系统。

The rationality of industry cooling water system using stainless steel tube condenser in power plant is analyzed from technique, economy and security aspects.

从技术、济和安全三个方面分析了采用不锈钢管材凝汽器的火力发电厂的工业冷却水系统，采用闭式循环工艺运行方式的合理性。

According to the analysis and computational results in this thesis, although the actual structure and work conditions of the pressure vessel in nuclear power station are much more complex than that of the pressure vessel model, the program FEARPV still can get quite good convergence on the plasticity andcontact iteration. And also the program FEARPV has good value stability, and good regularity. During the heating, compression, constant temperature, constant pressure, cooling and decompression process, the regularity is basically in common with that of the pressure vessel model.

由本文分析计算可知，虽然电站核压力容器的结构及计算工况较压力容器模拟体复杂得多，然而反应堆压力容器瞬态密封有限元分析程序对塑性迭代和接触迭代仍具有很好的收敛性，数值稳定性好，得到的结果具有良好的规律性，在升温、升压、恒温、恒压、降温和降压等过程中其规律和压力容器模拟体基本相似。

Pergolas covered with deciduous vines provide self adjusting seasonal shading . A gap between the wall and planted screens should be left for ventilation and cooling .

东向和西向的开口的地方需要不同的解决方法，上午和下午阳光来自于不同的方向，这是非常难以遮挡的。

Z Pergolas covered with deciduous vines provide self adjusting seasonal shading . A 500mm gap between the wall and planted screens should be left for ventilation and cooling .

东向和西向的开口的地方需要不同的解决方法，上午和下午阳光来自于不同的方向，这是非常难以遮挡的。

Listen,point and check your answers.

听，指出并且检查你的答案。

Warming needle is one of effective treatment methods for knee arthralgia aggravated by cold,and it is simple,safety,so it should be developed in clinical acupuncture and moxibustion extensively.

但以本院科针灸门诊在2005年1月—2006年6月期间共收治膝痛患者100余例，经过临床的诊断后，其中施以温针治疗的48例，疗效显著，报道如下。1临床资料本组病例48