查询词典 high temperature

But, the characteristics of its adhered-elastic fracture in high temperature and brittle fracture in low temperature were discovered during impact load test The impact fracture mechanism of the high-energy nitroamine propellant had been put forward by studying the fracture appearances of impact fracture surface, the expansion of secondary crack and the weakness or failing of mechanical structure combined with the analysis of impact fracture properties and dynamic adhered-elastic properties and structures.

通过研究冲击断裂表界面的断口形貌、二次裂纹的发展、材料的力学结构缺陷或弱点，并结合冲击断裂性能、动态粘弹性能及结构分析，提出了硝胺发射药的冲击断裂破坏机理。

The advantages of Fluorphlogopite Mica are: good penetrativity of light and wave; long time operation at the temperature up to 1100°C; anticorruption of strong acid and alkali and nocuous gases; almost no loss in high frequency medium; 2000-time-smaller vacuum deflation at high temperature than inartificial mica while 1000-time-higher body resistance than inartificial mica.

氟晶云母优于其他云母的关键点在于：优秀的光、波透过率；可长期在高达1100℃的高温环境下工作；抗强酸、强碱及有害气体的腐蚀；在高频介质环境下基本没有损耗；高温真空放气量比天然云母小2000倍，体电阻率比天然云母高1000倍。氟晶云母是替代天然云母、聚四氟乙烯、石英玻璃等低性能材料的新型耐高温、高频、绝缘材料。

Series PT of high temperature Melt Pressure Transducers are suit to measuring and controlling the pressure of some high temperature melts－such as chemical fibre, plastic, rubber and petrifaction－or other overproof liquids.

PT系列高温熔体压力传感器适用于化纤、塑料、橡胶、石化等高温熔体压力或其它耐高温的流体压力的测量和控制。

We found out one kind of new orange-red long afterglow material La2O2S: Eu3+, Mg, Zr.2 In the phosphor Gd2O2S, Mg, Ti which was prepared by high-temperature solid-state method, the orange afterglow phenomenon can be seen after illuminated with UV light.3 Using the high-temperature solid-state method, Gadolinium oxysulfide phosphors doped with rare earth ions were synthesized. We can observe the red or orange phosphorescence in Gd2O2S doped with Eu3+, Sm3+, Tm3+, Yb3+, Dy3+, Er3+, Nd3+or Ho3+. This is a new result of the long afterglow phosphors research.4 Using the microwave radiation method, the new Sm3+ doped gadolinium oxysulfide phosphor, which has the orange-red long afterglow emission after illuminated with UV light or visible light, was synthesized for the first time.5 In fluorescent materials YOX doped with europium ions, the long afterglow phenomenon wasnt observed but the blue luminescence of Eu2+ and red luminescence of Eu3+ are simultaneously examined. This is a new result of the valence stability and change of Eu2+ in yttrium oxyhalide .We systematically studied the effects of the host, addition agents and reaction atmosphere on the valence change and fluorescence property of europium ions.

经过系统的研究总结得到以下的结论与成果： 1采用高温固相反应法合成了一系列稀土离子掺杂的硫氧化镧发光粉，发现了该体系中Eu~(3+)的长余辉发光，从而得到一种迄今未见文献报道的红色长余辉发光材料：La_2O_2S：Eu~(3+)，Mg，Zr； 2在Gd_2O_2S，Mg，Ti磷光粉中观察到橙色的长余辉发光现象； 3采用高温固相反应法合成了一系列稀土离子掺杂的硫氧化钆磷光粉，在掺杂Eu~(3+)、Sm~(3+)、Tm~(3+)、Yb~(3+)、Dy~(3+)、Er~(3+)、Nd~(3+)、Ho~(3+)的Gd_2O_2S中观察到红色和橙色长余辉发光； 4首次采用微波法合成了Gd_2O_2S：Sm~(3+)，Mg，Ti磷光粉，该磷光粉经紫外或可见光激发后呈现明显的橙红色长余辉发光； 5在YOX中同时观察到Eu~(2+)和Eu~(3+)的发射，系统研究了基质、添加剂及反应气氛对Eu价态和发光的影响。

1Cr5Mo, 12CrlMoV and 20# are three types of pearlitic heat resistant steel and widely used for high temperature tubes in petro-chemical industry, so their safety assessments are necessary for the sake of operation safety in high temperature cond.

以1Cr5Mo、12Cr1MoV和20钢三种常用作石化装置高温炉管材料的珠光体耐热钢为研究对象，针对其在高温服役中的安全评估问题，在以往工作的基础上，采用数据库和面向对象编程技术研究开发了一套高温管线安全评估决策支持系统，其目的是为大连石化公司数十套装置中加热炉辐射段管线与这三种材料相关的安全评估提供决策支持。

Based on the summarization of current situation of fluorine-free mould fluxes at home and abroad,the main problem during decreasing fluorine for high carbon steel and peritectic steel mould fluxes was analyzed,which includes the stability between viscosity and temperature at high temperature as well as effective control of crystallization properties .

综述了国内外无氟连铸结晶器保护渣发展状况，分析了目前高碳钢和包晶钢用保护渣降氟过程中面临的主要问题：高温时粘度-温度特性的稳定性以及保护渣结晶性能的有效控制。

As the vitrification transition temperature of the phthalazine polyether-sulfone-ketone is high, the prepared ultrafiltration membrane has the performances of high temperature resistance and solvent-resistance.

二氮杂萘聚醚砜酮类聚合物的玻璃化转变温度高，所制备得到的超滤膜具有耐高温，耐溶剂性能。

For brown rice rate, cultivars V15 (Shennong 9810), V19 (Yutian 301), and V7 (Qiao 201-2) had special eco-climatic adaptability to low or high temperatures; for head milling rate, cultivar V22 (Ying 9207) presented special eco-climatic adaptability to high temperature, V11 (0157) to low temperature and drought, and V15 (Shenong 9810) and V16 (Longpan 5) to rainless or pluvial conditions, respectively.

糙米率的气候生态适应性表明：品种V15（沈农9810）、V19（雨田301）和V7（桥201-2）分别对低温和高温的环境有特殊的适应性；整精米率的气候生态适应性表明品种V22（营9207）对较高温度的环境有特殊适应性，品种V11(0157)对相对低温和少雨的环境具有特殊适应性，而品种V15(Shenong810)和V16（龙盘5号）分别适应相对少雨和多雨的环境。

The comparison analysis of viscous consistency and other indexes including common indexes for appraising high-temperature performance and dynamic stabilityof mixtures was conducted.The results indicate that viscous consistency at sheering rate of 0.1 s-1 overcomes the disadvantages of common indexes and it is suitable to be used as a new high-temperature performance index for both base asphalt and modified asphalt.

将高温时0.1 s-1纯粘性稠度与沥青常规高温指标和沥青混合料动稳定度进行了比较分析，结果表明：高温时0.1 s-1纯粘性稠度克服了常规指标不适宜评价改性沥青的缺点，适合作为沥青高温性能新指标。

This series of products applicable to a wide range of printing and dyeing textile and plastic industries stenter stretching machine, heat-setting machine building materials industry, as well as the high temperature Hongfang equipment chain range of high-temperature lubricant.

本系列产品广泛适用于纺织印染及塑料工业的拉伸拉幅机，热定型机以及建材工业的高温烘房高温设备链条系列的润滑。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。