1)thermal gradient热梯度
1.Manufacturing of C/C composite brake materials by means of thermal gradient CVD densification techique;热梯度式CVD增密技术制造C/C复合刹车材料——综合性研究报告[Ⅰ]
2.The result shows that the DCS was found to be relevant to the thermal parameters such as solidification time,cooling rate and thermal gradient.A201铝合金有127℃的宽凝固范围,适合作为研究对象;经有系统的改变冒口大小,及平板铸件的长度和厚度,可变化铝合金凝固时的各种热参数,例如:局部凝固时间、冷却速率、热梯度等,而经由DCS的计算,可得出其间的关系。
3.During thermal gradient chemical vapor infiltration(TCVI)fabricating C/C compos- ites,the complex change of the temperature field is difficult to solve by using analytics.针对C/C复合材料热梯度化学气相渗透工艺(TCVI)致密化过程温度场难以用解析法求解的问题,建立了TCVI过程非稳态温度场有限元模型,给出了该过程温度场变化的分布曲线,研究了温度场变化规律及致密化效率与沉积温度的关系,数值模拟结果与实验结果吻合较好,为提高TCVI工艺致密化效率提供了理论指导。
英文短句/例句
1.The Research for the Formation of Binary H-D Mixture ICF Target by Thermal Gradient Method;热梯度法制备H-D燃料低温冷冻靶的研究
2.Thermal Buckling of Functionally Graded Cylindrical Shells Subjected to Temperature Gradient温度梯度下功能梯度材料圆柱壳的热屈曲
3.Thermoelastic Analysis of a Functionally Graded Annulus With an Arbitrary Gradient任意梯度分布功能梯度圆环的热弹性分析
4.Steady-state Thermal Analysis of Functional Gradient Materials as Thermal Barrier Coating of Engine Piston;梯度热障涂层活塞的稳态热分析研究
5.Investigation of the Heat Conduction and Thermoelasticity for Functionally Graded Material Plates功能梯度材料板热传导及热弹性研究
6.A Study of Temperature Gradient in Liquid Phase for Double-zone Heat Directional Solidification双区加热定向凝固液相温度梯度研究
7.An Intelligent Design Technology of Alleviated Thermal Stress FGMs;缓和热应力型FGM梯度化智能设计技术
8.Study on the Deformation of Hot Rolling of Pressing Gradient Aluminium Alloy;梯度铝合金压制板材的热轧变形研究
9.Development of Metal / Ceramic Graded Thermal Barrier Coatings;金属/陶瓷梯度热障涂层的研究进展
10.The improvement of stratified method about thermal stress of functionally gradient material thick plates梯度厚板热应力分层计算方法的改进
11.Thermo-physical properties of W-Cu functionally gradient materialsW-Cu梯度功能材料的热物理性能
12.Manufacturing of Functionally Gradient Thermal Barrier Coatings and the Study on Properties of Thermal Barrier;功能梯度热障涂层的制备及隔热性能的研究
13.THERMOELASTIC BENDING OF FUNCTIONALLY GRADED MATERIALS BEAMS UNDER THERMAL LOAD热载荷下功能梯度材料梁的热弹性弯曲
14.INVERSE HEAT CONDUCTION PROBLEM OF DEDUCING INNER WALL TEMPERATURE BY USING CONJUGATE GRADIENT METHOD采用共轭梯度法的管内壁温度导热反问题求解
15.Surface Temperature Gradients of an Exothermic System at Criticality for Generalized Heat Transfer普适热传递条件下放热系统的临界表面温度梯度
16.Research on Thermoelastic Problems Computation Methods of FGM梯度功能材料热弹性力学问题计算方法
17.Fabrication and Properties of Tungsten-Copper Three Layers Heat-Sink Gradient Material;W-Cu三层梯度热沉材料的制备和性能研究
18.Design, Preparation and Properties of Bi_2Te_3/CoSb_3 Graded Thermoelectric Materials;Bi_2Te_3/CoSb_3梯度热电材料的设计、制备和性能研究
相关短句/例句
thermal gradient热梯度;温度梯度
3)geothermal gradient地热梯度
1.Based on the comprehensive analyses of stratigraphic temperature measurements in the Haila′er Basin,this paper investigates the present geothermal gradient and heat flow of different units,the controlling factors of the present geothermal field and its function in forming oil and gas.对海拉尔盆地68口井试油测温资料及30口井连续测温资料进行了研究,分析海拉尔盆地不同构造单元地热梯度及地温平面变化,探讨现今地温场的控制因素及现今地温在油气生成中的作用。
2.Combined with the vitrinite reflectance ( R o) depth relationship calculated by the chemical kinetic model of vitrinite evolution, the theoretical maturity thresholds ( R o) for oil preservation under different geothermal gradient co.利用国内外业已报道的有机质成油和油裂解成气的化学动力学模型 ,计算了不同类型的有机质在地史条件下的净成油剖面 (有机质成油—油成气耗油 ) ,由此评价了液态油保存的深度下限 ;结合镜质体成烃的化学动力学模型所计算的镜质体反射率与深度的关系 ,评价了不同地热梯度条件下液态油保存的理论上的成熟度 (Ro 值 )下限。
4)thermal gradient CVI热梯度CVI
1.Microstructure and properties of C/C composites prepared by thermal gradient CVI process;热梯度CVI C/C材料的结构与性能
2.Using nitrogen, hydrogen respectively as the carrier gas, the C/C composite was fabricated by the thermal gradient CVI process under the condition of 1000℃,0. 在1000℃,0 5kPa丙烯分压条件下,以N2、H2为载气和无载气情况下于热梯度CVI炉中制备了C/C复合材料,研究了载气特别是氢气对材料基体热解炭显微结构的影响。
3.The carbon cloth and carbon fiber felt are laminated alternately and then needled to prepare the porous carbon/carbon preforms, from which the carbon/carbon composites for aircraft brakes are fabricated by the thermal gradient CVI process.以炭布与炭纤维薄毡交替成叠层 ,采用针刺技术在垂直布面方向引入增强纤维 ,制成准三维预制体 ,在自行研制的热梯度CVI炉中制备了航空刹车用C/C复合材料 ;采用偏光显微镜研究了沉积炭的显微结构 。
5)Thermal-gradient process热梯度法
6)Hydrothermal gradient水热梯度
延伸阅读
负温度系数热敏电阻陶瓷(见热敏陶瓷)负温度系数热敏电阻陶瓷(见热敏陶瓷)thermo-sensitive ceramics with negative temperature coefficient 负温度系数热敏电阻陶瓷thermo一sensitiveeeramies with negative temperature eoeffieient在某一特定温度范围，电阻率随温度的升高而明显减小的热敏陶瓷。简称NTC陶瓷。
