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|  | | 为了更好的帮助您理解掌握查询词或其译词在地道英语中的实际用法,我们为您准备了出自英文原文的大量英语例句,供您参考。 | |
The values of SAξc for all the possible structures of three, four, and five vertices were computed using an in-house computer program.
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The values of Wiener's topochemical index, molecular connectivity topochemical index, and superadjacency topochemical index for each of 41 analogs comprising the data set were computed via an in-house computer program.
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In this paper we will give a direct convolution algorithm which needs not the complex computations occuring in the Fourier transform, then using a circle integral we obtain a stable computational program.
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In this paper, the quadratic program problem and minimum discrimination information (MDI) problem with a set of quadratic inequality constraints and entropy constraints of density are considered.
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The electronic spectrum of the C60-TPA was studied by using ZINDO method on the basis of the optimized geometrics with B3LYP/6-31G* program.
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Based on the properties of the generalized geometric programming, the dual programs of these two problems are derived.
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Furthermore, the duality theorems and related Kuhn-Tucker conditions for two pairs of the prime-dual programs are also established by the duality theory.
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An inexact lagrange-newton method for stochastic quadratic programs with recourse
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In the semi-arid area of the Loess Plateau, Caragana korshinski, a leguminous shrub, is the dominant plant species widely used in vegetation rehabilitation programs.
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In the semi-arid Horqin sandy land of north China, Caragana microphylla, a leguminous shrub, is the dominant plant species and is widely used in vegetation reestablishment programs to stabilize shifting sand.
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| | with the dvelopment of CATV, there are gradudlly more and more programs,together with linkamplifiers.As a result,it would carse more serious noiSe and distortion,In order to improve the re-ception quality,we are asked to make better design of a carrier for its noise ratio and CTB target.Ex-perience shows the when there are more sets of program, CTB is becoming of the most imprtant in-terferent prameters as a symbol of unlinear distortion targets.Therefore,this article attempts to look for a rational disposi... | | 随着电缆电视的发展,节目套数越来越多,级联放大器也不断增多,致使噪声和失真也越严重。为了提高收视质量,对系统设计中的载噪比和复合三次差拍(CTB)指标必然提出更高的要求。实践表明,当节目套数增多时,CTB是一个最主要的干扰参数,它可以作为非线性失真指标的代表,因此,本文试图通过CTB指标和非线性失真的状态分析找到系统的合理频道配置,以达到最佳的质量设计要求。 | | 文摘来源 | | This paper through an introduction of modern Chinese radio and TV Coverage situation, points out the main bodies the modern chinese coverage network should be with. And also according to the actual development of chinese radio and TV broadcasting, points out some amendments to technical policy of coverage network, expecially makes some suggestions about how to strengthen the coverage of central stations. | | 本文通过全面介绍目前全国广播电视覆盖网的情况,明确指出了目前我国覆盖网应有的主体。并根据我国广播电视发展的实际情况,提出了修改覆盖网的技术政策建议。还具体提出了关于如何加强中央台广播电视节目覆盖的意见。 | | 文摘来源 | | In this paper,provincial survey of radio and television coverage at present(3 bands,6 programs)has been introduced, The organization tehnical preparation.implementation and material sorting of intensive investigation in typical mountainous area have been presented,technical analizaton of some problems,experience and lessons in the coverage survey discussed. | | 本文介绍了省级广播电视覆盖网现状的综合调查(3个频段6套节目)及山区典型地域密集式调查的组织、技术准备、实施、资料整理等情况,从技术角度分析了覆盖调查中的一些问题、经验、教训,探讨了覆盖调查中的若干技术问题。 | | 文摘来源 | |   | | << 更多相关文摘 |
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