Ablative laser propulsion is one of the major branches in the study field of laser propulsion.
烧蚀模式激光推进是激光推进技术的一个重要研究领域。
Conclusion DWI provides the better capability to detect viable tumor of ablative therapy than with conventional MRI, and it is deserved to be applied.
结论DWI对肝脏消融治疗后存活肿瘤的检出能力高于常规mri,具有一定的应用价值。
Objective: To investigate accessory pathway mediated tachycardias and the effect of radiofrequency ablative methods on the outcomes of ablation for accessory pathways.
目的:探讨旁路介导的心动过速及射频消融的方法对旁路消融的影响。
Test the concept of aluminum-alloy casing with ablative lining.
测试的概念,铝合金套管与烧蚀内层。
The present paper is devoted to the development and establishment of corresponding thermochemical and thermomechanical ablative models by analyzing flow and C/C composite materials ablative mechanism.
通过对碳基复合材料热化学烧蚀机理分析,由质量守恒、能量守恒及系统化学反应的热化学平衡原理,建立相应的热化学和热力学烧蚀模型。
Finally, a more accurate calculation result is obtative with a full consideration of the coupling term in both ablative equation and heat-conduction equation.
利用烧蚀和导热计算方程组中二者的结合部,通过充分耦合,获得了更准确的预示计算结果。
A method that adding an insulating functional layer to the interior of the heatshield is adopted to improve its insulation performances while maintaining its original excellent ablative performances.
采用在防热套内层增加隔热功能层的方法,在保持传统防热套良好烧蚀性能的同时,其隔热性能得到了较大地提高。
The mass loss of ablative material caused by physical, chemical and mechanical factors under high temperature affects properties of the material.
烧蚀材料在高温环境中因物理、化学和力学因素造成质量损失,影响其性能。
This paper points out that the thermal and ablative problems of the shield can be solved solely with the coolant flow only under one-dimensional incompressible or steady condition.
在冷却剂渗流是一维不可压缩的(或一维定常的)条件下,热层的传热和烧蚀问题可以单独求解。
The experimental results show that different kinds of insulation have different charring ablative rates.
实验表明:不同材料的绝热层在加速度作用下烧蚀率明显不同。
The ablative property requirements and the studies on the insulation layer of solid rocket engine in oxidizer rich environment were presented.
介绍了富氧环境下固体火箭发动机对绝热层性能的要求,以及在该特殊条件下对绝热层所开展的研究工作。
The relation of linear ablative rate (ar), ablative heat insulating property index (API) and structure constant (K) to ablative heat insulating property were studied in this paper.
本文着重研究有机聚合物线性烧蚀速率(AR)、烧蚀隔热性能指数(API)和有机聚合物结构常数(K)与烧蚀隔热性的关系。
The practicability of detecting the ablative performance of the phenolic composite by thermal analysis is discussed with experiments.
通过试验论述了热分析检测酚醛类高分子材料烧蚀性能的可能性。
The effects of filler fiber and flame retardant on ablative performance of EPDM insulation are studied.
研究了填充纤维、阻燃剂种类及用量对EPDM绝热层耐烧蚀性能的影响。
Effect of ablative cooling on specific impulse of rocket engine.
烧蚀冷却对发动机比冲的影响。
This paper discusses the raw materials and process technology of the double cone ablative shield made from resin matrix composites.
本文对树脂基复合材料双锥防热套的原材料选择和成型工艺进行了研究。
The elements which affected the ablative properties of silicone rubber heat shields were discussed.
探讨了影响硅橡胶热防护材料烧蚀性能的因素。
The test results of non-ablative ultra-high temperature ceramic materials(UHTC) in one of the plasma wind tunnels of CARDC are introduced in this paper.
介绍了在CARDC等离子体风洞中开展的非烧蚀型防热材料超高温陶瓷(UHTC)的试验研究结果。
The paper analyses ablative mechanism of firebrick lining in imperial smelting furnace, presents the improvement measures in Shaoguan Smelter and results thus achieved.
文章分析了铅锌密闭鼓风炉耐火材料的侵蚀机理,介绍了韶关冶炼厂鼓风炉耐火材料方面的改进及使用效果。
The usage, types and methods of evaluation of ablative materials are explained and the ablative performances of polymers in ablative materials are compared.
文中对烧蚀材料的类型,使用原则和评价方法作了说明。
The results also indicate, the ablative property of the Mo-phenolic resin composites at high temperature is superior, and is especially outstanding under the condition of high heat flux.
同时表明,钼酚醛复合材料的高温烧蚀性能良好,特别是在高热通量条件下,性能更佳。
An end of the ablative device (50) includes an opening (58) that receives a stationary contact (22).
烧蚀装置(50)的端部包括开口(58)以接纳静止接触部(22)。
Obtain general evaluation, comparisons of pre - and post-operation visual quality and symptoms by the same clinician 1, 3, 6 months after ablative surgery.
术后第1、第3、第6个月由同一名医师询问患者术后总体评价、术后与术前最佳矫正视力时的视觉质量及视觉症状。
This paper introduces ablative thermal protection structure design of a return module of some satellites.
介绍弹道式再入航天器烧蚀防热结构设计,文中说明了方案、材料选择、设计和分析计算。
Novolac cyanate ester resin is one of the high ablative-resisting polymer based materials. It also has superior heat-resistance, dielectric and mechanical properties.
酚醛型氰酸酯树脂是耐烧蚀性能最好的树脂材料之一,它具有优异耐热性和介电性能,同时又具有一定力学性能。
It is indicated that the sub default has influence on materials microstructure and some properties on the basis of NDT, TEM and analysis of ablative and mechanical property.
对大锥角防热层的亚缺陷进行无损检测、烧蚀性能、力学性能及扫描电镜分析,分析表明亚缺陷对材料的结构和性能有一定的影响。
Abstract: Objective: To investigate the sensory recovery process of free flap in the oral defects of oral cancer patients after ablative surgery.
摘要目的:考察游离皮瓣修复口腔癌术后口腔缺损的感觉恢复情况。
A C4 grind tape and a laser-ablative adhesive layer are formed on a front side of a semiconductor substrate.
在半导体衬底的正面形成C4研磨带和激光烧蚀粘合层。
The thermodegradation of GS-401 ablative silicone resin was studied with TG, DTA and IR.
我们用热重、差热和红外光谱法研究了GS-401烧蚀有机硅树脂的热降解反应。
Conclusion The volume of thyroid residue and ablative dose are the main factors for the efficacy of 131I thyroid ablation for DTC.
结论在分化型甲状腺癌患者的131I清甲治疗中,残余甲状腺大小和131I治疗剂量是影响清甲效果的主要因素。
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