这些绿帘石呈自形晶,普遍发育熔蚀结构,部分具褐帘石核。
Most of these epidotes are idiomorphic, and they are featured frequently with melting corrosion structure and occasionally with allanite-rich cores.
采用新型的多层抗蚀剂结构的电子束光刻来形成图形。
Electron - beam lithography with a novel multilevel resist structure defines the pattern.
介绍了端面直接铸孔并进行等温处理的新型抗点蚀挺杆体的结构和热处理工艺;
The construction of a new type anti-pitting tappet with a cast hole in its end face and isothermally treated are described.
试验细部结构特征,发现侧空腔内的反射回漩流和突扩弧形面上的白色蚀带。
The flow structure displayed a reverse jet current in the lateral cavity and white corrosion on the lateral enlargement surface.
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。
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.
固体火箭发动机喷管的烧蚀预示是喷管结构分析的重要一环。
Ablation prediction of solid rocket motor nozzle is an important link for nozzle structure analysis.
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 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.
运用电化学动态极化法、红外光谱和热重等分析方法研究了缓蚀水溶性聚苯胺的结构性能和缓蚀机理。
Ptentiodnamic polarization, FTIR, and TG were applied to investigate the structure and electrochemical performance of inhibitive water-soluble polyaniline.
并指出,通过改进感光高分子的结构与组成,可以获得性质优良的抗蚀剂。
It points out the structure and component of photopolymer are improved which can obtain good performance of resist.
研究了结构陶瓷电火花加工热影响层厚随脉冲参数变化的规律以及蚀除机理的各种分离方式作用效应的变化规律。
This paper deals with the regularities of the thickness of thermal damage surface and effect of all of the mechanisms in EDM of structural ceramics .
利用空间群与热力学理论探讨了微观组织结构与抗蚀性能间的关系。
The relationship between the corrosion resistance and microstructure was discussed by using space group and thermodynamics theories.
红壤团聚体的稳定性和结构性变差,会加速土壤侵蚀,表现出酸雨对红壤的可蚀性。
The stability and structure of soil aggregate getting bad, which can accelerate soil erosion, shows that acid rain has soil erodibility.
无水氨汽提塔喷嘴在高速蒸汽产生的空蚀和介质的活化腐蚀联合作用下腐蚀严重,通过材质、结构优化取得了良好的效果。
By the joint action of cavitation corrosion produced in the high speed stream and medium activation corrosion, the spray nozzles of anhydrous ammonia stripper corrode seriously.
在深入研究常用结构陶瓷材料电火花小孔加工工艺规律的基础上,分析总结了结构陶瓷材料的电火花加工蚀除机理。
On the basis of investigating the properties of hole EDM drilling of structural ceramics, the mechanisms of EDM-machining in structural ceramics processing were studied.
对采用化学着色法在溶液中不锈钢氧化色膜的生成速度、颜色转换控制、膜层的结构及其抗蚀性能进行了试验研究。
The Color film was made on stainless steel through chemical coloring, and the formation rate, color conversion controlling and corrosion resistance of color film were also studied.
提出酶蚀卤化银明胶制作连续深浮雕微结构的新方法。
A new method to fabricate continuous deep relief microstructure with enzyme-etching silver halide gelatin is proposed.
增强工具电极材料的耐电蚀能力,降低电极损耗是微细电火花加工技术可靠、稳定且高效制造高深宽比微结构和器件的研究关键之一。
Enhancing electrical erosion resistance of tool electrode and reducing electrode wear is one of research keys to fabricate HARMs with micro EDM technology reliably, stably and efficiently.
缓蚀剂浓度和结构是影响缓蚀效率的重要因素。
The concentration and structure of the inhibitors are the most important factors influencing the inhibition efficiency.
设计了利用KOH溶液定向腐蚀制作出的平行四边形蚀坑串,所形成的锯齿状沟槽结构来固定光纤。
The dentate groove is devised which is composed of a series of the etched parallelogram pits in KOH solution.
但紫色土成土母岩结构疏松,易风化,抗蚀性低;
But the structure of purple soil parent material is loose and easy to efflorescent, anti-erodibility;
介绍了一种新型缓释型水处理剂的合成工艺,并对其结构、缓蚀、阻垢、分解性能进行了研究。
The experimental results showed the agent was an excellent corrosion and scale inhibitor, and also overcame the disadvantage of rapid decomposing of the traditional water treatment agent.
在不同开关结构、不同电极材料和不同电流波形情况下对开关进行了单次触发放电实验,验证了旋转电弧、场畸变间隙开关能够有效地减轻开关电极的烧蚀程度;
It indicates that the rotary-arc gap switch employing a sharp knife-edge electrode as a third trigger electrode can distinctly reduce the electrode erosion and prolong the lifetime of the switch.
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。
This paper introduces ablative thermal protection structure design of a return module of some satellites.
江苏滩涂为粉砂质沉积物组成,有机质含量低,结构性差,抗蚀能力弱。
Seashore is composed of silty sediment in Jiangsu province, content of organic matter is low, soil structure is bad, and the capacity of resistance to erosion is weak.
采用不同主链结构的含硼稀丙基树脂改性双马来酰亚胺(B MI)树脂,并对其预聚工艺、反应性、 固化树脂力学性能、耐烧蚀性能及玻璃布层压板性能进行了研究。
This paper studied the properties of modified resin, which is copolymering by BMI and different main chains of allyl resin containing boron. The composite of these resins was discussed.
结果表明,喉衬支撑结构的耐烧蚀性能没有满足使用要求。
The result of analysis showed that the anti-ablation property of the supporter for throat insert is not sufficient.
研究混凝土结构耐久性时,钢筋镑蚀速度是一个重要参数,其受很多因素影响,其中温度和湿度是两个重要的因素。
Rebar corrosion rate is an important parameter in studying the concrete structure durability. Rebar corrosion rate is effected by many factors, including temperature and humidity.
选用黄土高原地区的安塞黄绵土、绥德黄绵土、杨陵粘黄土、杨陵农地耕层土进行人工降雨溅蚀试验 ,研究了降雨特性和土壤结构对雨滴溅蚀的影响。
Simulated rainfall experiments with 3 loessial soils of Ansai, Suide, Yangling, and Yangling arable soil were conducted to evaluate effects of rainfall and soil structure on raindrop splash.
作者对离子注入对退火后的纯铁表层结构及抗蚀性能的影响进行了试验研究。
Invesezigative experiments have been conducted to survey the influence of ion implantation on the superficial texture of annealed fine iron and the performance of its resistance to corrosion.
作者对离子注入对退火后的纯铁表层结构及抗蚀性能的影响进行了试验研究。
Invesezigative experiments have been conducted to survey the influence of ion implantation on the superficial texture of annealed fine iron and the performance of its resistance to corrosion.
应用推荐