论述

The general condition for athermalzing an optical system when the object surface is at finite or infinite distance is deduced in this paper, and the principle and design method of employing a diffractive optical element to athermalize and achromatize an optical system with normalized T-C chart are expounded.

本文推导了物面位于有限和无限距离时实现光学补偿的通用条件，论述了利用归化T-C图设计热补偿和消色差红外光学系统的原理和设计方法，给出了8-12μm波段内、焦距123mm、相对口径F/2.5在20-60℃温度范围内的折衍混合红外光学系统的设计结果和理论评价结果，所述的设计方法可方便地推广到前视红外系统中。

This thesis expounded the influence of the acid soil of rice bed on seedling growth.

论述了水稻床土调酸效果及其对秧苗生长发育的影响。

Seeds and developing seedlings of Aconitum kusnezoffii were anatomized to examine vascular development in the root hypocotyl transition region.

关于根茎初生维管系统之间的连接以及与子叶的关系，在文献中已有广泛的论述，有过各种不同的解释。

The network-torpedo can realize real time identification, pursuit and attack on target with the information obtained effectively from battlefield at any time. We put emphasis on the functions and principles of several key technologies, including acoustic communication system, satellite navigation location system and power system. Finally, we propose some applied ideas for the network-torpedo.

展示了网络鱼雷以其能随时高效获取战场环境信息来实现对目标的实时识别、跟踪和攻击，并着重从功能及原理上对水声通信系统、卫星导航定位系统及动力系统这几项关键技术进行了较详细的论述，最后提出了网络鱼雷的作战应用设想，展望了其应用前景。

Using ideology of systems engineering methodology thinking in marketing and management activities will be advantageous to the establishment of an efficient, intelligent marketing decision support system, a business-friendly marketing coordination of the various factors, concerted action, play an integral function to ensure that the overall target of activities can be realized and controlled, so it has practical significance.

基于房地产市场营销活动属于复杂的、组织化的情境和问题，并包含有大量的社会、政治以及人为活动因素的特点，本文主要对切克兰德的软系统方法论及系统分析的思想在营销活动中的应用进行可行性进行分析，并对其实际应用提出试探性论述。

In 1961 they published the first carrier will be injected into the semiconductor PN junction to achieve the "injection laser" exposition and demonstration in the tunnel diodes as high as in Jane and the PN junction to achieve population inversion (which is Produced by stimulated emission of the necessary conditions for) the possibility, but also that active high-density areas around the most active carrier of the border areas on both sides of the refractive index of a difference, creating optical waveguide effect.

他们又于1961年最先公开发表将载流子注入半导体PN结以实现"注入激光器"的论述，并论证了在如隧道二极管中那样高度简并的PN结中实现粒子数反转(这是产生受激发射的必要条件)的可能性，而且还认为有源区周围高密度的多数载流子造成有源区边界两边的折射率有一差值，因而产生光波导效应。

The thesis discusses Baoding Electric Power Corporation under new situation interms of macro environment and micro environment and the phase of electric powersupply and demand. By the analysis of marketing status of Baoding Electric PowerCorporation and the actu...

论文从宏观、微观环境、电力供需形势等方面论述了保定供电公司所面临的新环境，在对保定供电公司营销状况及保定地区用电市场现状分析的基础上，运用灰色马尔可夫链方法对未来电力需求进行了科学预测，并结合综合评价方法确定保定地区的电力目标市场为工业用电市场和城乡居民用电市场，根据电力市场营销理论，结合保定供电公司在电力市场营销中存在的问题，提出了相应的电力营销策略。

Finally, the paper discusses the design and development of system from both theory and actuality in particular.

最后从理论和实现两个方面对系统的设计和开发进行了详细的论述。

This paper detailed discuss the analysis of requirements, analysis and actualization of the system and other processes.

本论文详细的论述了该小区物业信息管理系统的需求分析，系统分析，系统开发和实现等步骤和过程。

Mineralogical characteristics, formation environments and environmental mineralogical significance of uranium acyl arsenate minerals in China are discussed systematically in this paper.

对我国产出的铀酰砷酸盐矿物的矿物学特征、形成环境和环境矿物学意义进行了较系统的综合论述。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。