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Abstract: This article introduces the structure of DWDM networks and some applications of fiber Bragg grating.
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文摘:介绍了DWDM网络的结构特点以及光纤光栅在其中的一些应用. |
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Abstract: This article introduces the work principle of the event-driven state machine. Based on it, this article gives a kind of means about the multi-line speech application program design.
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文摘:本文介绍了事件驱动状态机的工作原理，在此基础上，给出了一种多线语音应用程序设计方案。 |
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Abstract: This article is a brief introduction to the recent development in poverty studies in the U.S., in particular to the policy analyses and empirical studies recently appearing in English-language journals.
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摘要：本文是对新近美国城市贫困研究的一个简要介绍，特别是最新英文期刊里的政策分析和实证方面的研究。 |
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Abstract: This article is about two series of borate and phosphate comprising seven directions.The experiment result shows that both of the two gl ass antioxidants can reduce apparent porosity，raise oxidation resistance and th e crushing strenth after fir
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文摘:研究了硼酸盐和磷酸盐两个系列七种配方的玻璃防氧化剂，实验表明这两种玻璃防氧化剂均可降低铝镁碳砖的气孔率，提高铝镁碳砖的抗氧化能力及烧后的耐压强度，但也不同程度地降低了铝镁砖的高温荷重软化变形温度，其中磷酸盐玻璃优于硼酸盐玻璃，其高温荷重软化变形温度可达到1600℃以上，仍是可取的防氧化剂. |
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Abstract: This article is devoted to the development hull lines fairing, analyses some cases of this topic in home and abroad, poses some technical questions of hull lines fairing and also gives the solution including the spline curve precision fairing th
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文摘:本文以船体线型光顺的发展方向为题，论述了国内外的发展概况，针对国内情况提出了船体线型光顺的一些技术问题和解决方案，包括建立样条曲线的精密光顺理论,系列船数据库,更多地采用数据图形交互手段,线型光顺和CAD/CAM实现一体化。 |
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Abstract: This article is mainly concerned about the mechanism,preparation and characteristics of the drug release in vitro and in vivo of the controlled-release suspensions using ion-exchange resins.Various resins' abilities of adsorption and release of
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文摘:介绍了离子交换树脂控释混悬剂的原理、制备、释药动力学和体内释放特点，并对不同树脂吸附和释放药物的能力进行了比较，同时也介绍了微囊化包衣技术及不同包衣材料对树脂释放药物的影响. |
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Abstract: This article lists some notices of the measurement points and their importance in cleanrooms, content focus on：indoor temperature measurement, humidity survey, exhaust air flow measurement, production line velocity measurement, Inside and outsid
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本文主要介绍了洁净室里需要注意的几个测量点和它重要性，内容包括：室内的温度测量、湿度测量、送风量和排风量的测量、成品生产线上的微风速测量、洁净室内外压差测量等，以及与之配套的测试仪器选择方法。 |
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Abstract: This article offers an analysis on the present aspects of domestic graphic arts films including assortment ,marketing,quality etc.,and an evaluation of the production and technological level of the printing industry in China.In the Light of the
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文摘:本文对国产印刷胶片的现状，即品种、市场情况和质量差异进行分析并对国内印刷行业的生产、技术水平作介绍，从国内印刷技术的发展方针得出国产印刷胶片发展前景看好的结论。 |
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Abstract: This article outlines the recent status and characteristics of the telecom service development in China; describes the background against which the new generation voice network has emerged and its characteristics and structure; discusses the dev
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摘要：概述了我国电信业务在近期的发展状况及其发展特点；论述了新一代话音网络产生的背景、网络特点及结构；进而讨论了新一代网络技术的发展趋势；最后对我国网络标准的研究动向作了简单的介绍。 |
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Abstract: This article presents the problems and the reasons causing the problems in the operation of slab CCM mold in PanSteel.A study has been carried out on the efficient CCM mold featuring high casting speed.And following the study relative technical
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文摘:分析了攀钢板坯连铸结晶器在使用中出现的问题及其产生原因,对以高拉速为核心的高效连铸结晶器结构进行了研究,提出了相应的技术措施,确保了攀钢连铸机拉速的提高。 |
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Abstract: This article presents the reason and mechanism of waterside corrosion of condenser's tube, which is related to water quality and water speed, pipe material and treatment of cooling water and additional protection and cleaning method.
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文摘:介绍了凝汽器冷却管水侧腐蚀原因和机理，与冷却水质和水速有关，还与管材和冷却水处理诸因素有关，也和附加保护及清洗方式有关。 |
