The herein-presented technology of production makes it possible to fabricate parts with deep relief using a wide gamut of different materials even as the thin-sheet metal alloys and paper. 本文提出的工艺方法可用于不同材料的深度起伏构造制造,如金属薄板和纸等。
From the characteristic of harmonic relief patterns, the a thermalization and achromatism of harmonic diffractive element have been studied in the paper. 从谐衍射元件的理论出发,讨论了谐衍射透镜在消色差和消热差时的特性。
Topographic relief is treated approximately as a wave consisted of harmonic waves of different cycles in this paper, and the effect of topographic relief on velocity analysis is discussed. 从地形起伏周期和地震排列长度关系的角度分析了地形起伏对速度分析结果的影响。
Search operations include searching and relief, and this paper discuss in detail the method of searching techniques. 搜救包括“搜寻”和“救助”两方面,文中主要就海上搜寻技术进行讨论。
The method of stack velocity analysis based on relief surface presented in the paper uses double-square-root equation to compute the travel time of reflections, which is suitable to use in the area w. 本文提出的基于起伏地表的叠加速度分析方法,应用双平方根方程计算反射波的旅行时间,可适用于地形起伏剧烈地区。
Die staping: An intaglio printing process from an inked steel die giving a relief surface on the paper. 模型压印:是凹版印刷的一种。用钢模上墨施印,使纸面具浮雕形。
The problems of natural disaster features, science and technology, disaster reduction culture and countermeasures, relief after the disaster are discussed and analysed in the paper. 对防灾减灾涉及的自然灾害的特征、科学研究与技术、减灾文化、综合防御措施、灾后应急救援等问题进行了简要总结概括和初步讨论分析。
( ii) tools, dies, moulds and similar items used in the production of the imported goods; Die staping: An intaglio printing process from an inked steel die giving a relief surface on the paper. (ⅱ)在生产进口货物过程中使用的工具、冲模、铸模和类似货物;模型压印:是凹版印刷的一种。用钢模上墨施印,使纸面具浮雕形。
The fifth paper compiles the strong earthquake occurred in Bukhara, Uzbekistan, USSR on March 19, 1984.The hypocentral parameters, the earthquake damage and the disaster relief as well as the cause of the quake are covered in this paper. 文章综合汇编了1984年3月19日苏联乌兹别克布哈拉州的强震概况,报道了该震的震源参数、灾害和救灾情况以及该震的成因等。
According to the requirements of aircraft maintenance manual related to alkaline valve test, a specified alkaline battery relief valve pressure test equipment has been developed in this paper. 根据飞机维护手册中对碱性电瓶释压阀压力的测试要求,研制成功了一台专用释压阀压力测试仪。
The principle and method to improve the diffraction efficiency of relief holographic gratings by plasma etch is presented in this paper. 本文提出了用等离子体蚀刻法提高浮雕全息光栅衍射效率的原理和方法。
By using the Landsat TM images as main resources of information, the interpretation and the mapping of physical environment components such as geomorphy, soil parent materials, temperature, humidity and relief for the land use of the study area were taken in this paper. 本文以LANDSATTM图像为主信息源,对研究区内影响土地持续利用的自然环境要素地貌、地表土壤质地、温度、湿润度和地势进行了遥感判读。
Take habitation and relief as instances, this paper presents the general model and basic algorithm of elements with different dimensions. 在线状要素的多尺度表达方面提出实现模型并给出实践经验值。以居民地和地貌要素为例给出不同维度要素的综合实现模型和基本算法。
Digital imitation and analysis of YH-20H relief valve is undertaken in this paper by a condition space method, from modern control theory, which can accurately get the nonlinear dynamic characteristic of this valve. 本文用现代控制理论中的状态空间法拟定了YF&20H型溢流阀的数学模型,并用数字仿真的方法进行分析,较准确地得出了该阀的非线性动态特性,与试验进行比较两者较为吻合。
A numerical method for continuation upward and trasformation of the two-dimensional potential field on relief topography by boundary element method is proposed in this paper. The principle of the numerical method is illustrated and the calculating formula are derived. 本文用边界单元法进行起伏地形二维位场向上延拓与换算,介绍了方法的原理和具体的计算公式。
The strain-gage method for measuring strain during the vibration stress relief ( VSR) process and the formulation of calculating the residual stress are proposed in this paper. The effectiveness of a welding component after VSR process is evaluated. 对振动时效(VSR)处理过程进行应变监测,提出工件在VSR处理前、后残余应力的测试方法和计算公式,并对一焊接钢结构VSR处理的效果进行了评定。
An ink fabric printing equipment with high printing ink quantity, the unit printing letterpress machine by soft relief, is presented in the paper. 介绍了一种高上墨量,油墨&织物印刷设备:邮袋专用柔性版轮转联合印字机。
Based on the analysis of the disaster relief system of China, the paper summarizes the problems and defects of the disaster relief system and proposes some suggestions for improving the disaster relief system of China. 该文通过对我国当代救灾制度的分析,总结其中存在的问题和缺陷,最后提出了改善我国救灾制度的若干建议。
The principle and method of measuring the modulation amplitude of refraction index and relief amplitude of phase holographic medium with knife demodulating technique is presented in this paper, lts character is that measuring process is simple and measuring speed is fast. 提出利用刀口解调技术测量位相型记录介质折射率调制幅度和浮雕幅度的原理和方法,其特点是测量过程简单,速度快。
A picking method to any point in a 3-D relief map based on OpenGL is presented in this paper. 本文介绍了一种基于OpenGL的三维拾取方法,该方法可对三维地形图上的任意点进行拾取,并反馈拾取点的三维信息。
An ion beam rotation etching technique used for manufacture of diffractive optical elements with continuous relief structure is introduced in the paper. 介绍一种离子束旋转刻蚀工艺,该工艺可用于制作真正意义上连续位相分布的衍射光学元件。
A new method to estimate the relief of grating with the characteristic spectrum of diffraction efficiency is introduced in this paper. 本文提出了一种用衍射效率的特征谱线来判断光栅的形貌的方法。
By comprehensive analysis of CSAMT data in the Zhaosu Basin, some new ideas about the basement relief and geological structure of the Zhaosu Basin have been put forward in the paper. 通过对昭苏盆地CSAMT测量资料进行综合分析,对昭苏盆地的基底起伏、地质构造特征提出了一些新的看法。
The author concentrates on the topic of right protection and relief of officials and divides this paper into four parts to launch the elaboration. 笔者围绕公务员权利保护与救济这个中心,分四部分展开论述。
On the basis of defining the concept of the system of social relief and assistance and analyzing its characteristics, this paper put forward that four main problems exist in the current system of social relief and assistance in China: deviation of concept and inadequate understanding; 文章在界定社会救助的概念并分析其特征的基础上,指出了当前我国社会救助制度存在的四个主要问题:观念偏差,认识不足;
According to our excessive uniqueness for judicial relief, this paper proposes mandatory equity acquisitions and mandatory separation system as two alternative remedies. 并就我国有关救济渠道的过于单一性,提出了强制股权收购和强制公司分立两种替代性救济措施。
Based on comprehensive analysis of the existed research on generalization of relief forms, the idea of manual generalization and construction are adopted in this paper. 本文在系统分析了当前地貌综合研究成果的基础上,以手工地貌综合的基本思想为基础,采用结构化思想对地貌自动综合进行研究。
Firstly, based on a series of domestic and international standards of safety relief device, this paper managed to match the relationship of operating pressure between safety valve and bursting disc when they were cascaded together as safety relief device. 本文首先根据国内外标准确定了安全阀与爆破片串联组合泄放装置动作压力的匹配关系。
Finally, be held for the rights of the main relief from both aspects of this paper, the analysis and demonstration, including how to improve the administration of relief and set up relief, including judicial relief for a wide range of methods consider. 最后,对于被追究主体的权利救济本文从两个方面进行了分析和论证,对包括如何完善行政救济和建立司法救济在内的救济方式进行了广泛的思考。
A cut-off grating structure used to protect continuous relief positive mold is advanced in this paper. 提出了一种用于保护连续浮雕阳模的止挡栅结构。