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The paper introduces the anticrack, antiseep, and antistrike of polypropylene fibred concret and sup-plies some theories for polypropylene fibred concrete used more widely in water conservancy engineering.
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摘要论述聚丙烯纤维砼的抗裂性、抗渗性、耐磨性等性能，为聚丙烯纤维砼在水利工程中的进一步应用提供一定的理论基础。 |
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The paper introduces the application of following new technologies in Letan hydropower station construction and their effects: distributed optical fiber temperature test technology, cement paste grouting watertight technology, horizontal presplit blasting
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摘要介绍分布式光纤温度监测技术、水泥膏浆堵漏防渗技术和建基面水平预裂爆破技术在乐滩水电站工程施工的应用及其效果。 |
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The paper introduces the application of image processing technique in fibre, yarn and fabric measurements including measuring fiber's fineness and crimp, cotton fiber's maturity, yarn blending rate and fabric's density and puffing, etc.
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摘要综述了计算机图像处理技术在纤维检测、纱线检测以及织物检测方面的应用，包括羊毛的细度、卷曲度、表面形态，纤维异型度、棉纤维成熟度，纱线混纺比、纱线外观质量，织物的密度、单元纺织结构、折皱等级、悬垂性、表面疵点、起球等级等测试中的应用可能性。 |
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The paper introduces the approach to checking and measuring, to identifying the errors occurred in the three-axis numerical controlled machine tools with laser interferometer, and builds up the figure model of such errors based on the instruments mentione
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摘要介绍了利用激光干涉仪检测和辨识数控机床几何精度的方法，建立了基于激光干涉仪的三坐标数控机床几何误差的数学模型。 |
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The paper introduces the automotive body exploitation process, the key technologies of verse design and the applied software, analyses the application condition of reverse design in automotive body exploitation from aspects of point cloud data collection,
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本文介绍了汽车车身产品开发流程及逆向设计关键技术和应用软件，从点云数据采集、曲面重构、曲面数据质量评估等方面分析了逆向设计在汽车车身产品开发中的应用情况。 |
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The paper introduces the basic characteristics and performance of PLA fiber. The processing parameters of PLA/Cotton blended yarn analysed and discussed, whish gives guidance for new product development.
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摘要介绍了聚乳酸纤维的性能和特点，并对性能进行了分析，针对纤维的特点，通过生产实践，探讨了聚乳酸纤维的纺纱工艺，阐述了各因素对聚乳酸纤维纱线质量的影响，为开发新产品提供了一定的参考依据。 |
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The paper introduces the basic principle of chlorophyll fluorescence analysis and summarizes the research advances about the uses of chlorophyll fluorescence analysis.
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本文介绍了叶绿素荧光分析的基本原理，综述了叶绿素荧光分析技术的应用研究进展。 |
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The paper introduces the basic principle of the inducement type ventilation in the province of aerodynamics: disturbed characteristic of high-speed cascade can effectively leads quiescent air around it and drive air flow, compares and analyzes the traditi
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摘要介绍了诱导式通风利用空气动力学中高速喷流的扰动特性，能够有效地诱导周围静止的空气，带动空气流通的基本工作原理，就传统通风方式和诱导通风方式，在地下车库应用中的气流组织、实用性、经济性等几个方面做了比较，分析认为，诱导式通风因其经济、适用、高效的特性适合在地下车库应用。 |
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The paper introduces the bidirectional association rules, and implements the method of mining bidirectional association rules based on genetic algorithm.
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文章引入了双向关联规则的概念，实现了基于遗传算法的双向关联规则挖掘算法。 |
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The paper introduces the casual spraying of gas fire-extinguishing systems caused by interferences, analyses the causes and kinds of interferences from the aspect of detector, controller and circuit and puts forward prevention measures to keep the gas fir
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摘要介绍气体灭火系统受外界干扰导致误喷放的情况，从探测器、控制器和线路方面，探讨形成干扰的主要类型和原因，结合实际工程中的应用情况，有针对性地提出防范措施。 |
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The paper introduces the characteristics of music optional course at colleges, mentions the shortcomings in the course of teaching and makes some explorations on how to organize and implement the teaching activities on the music optional course better.
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摘要本文介绍了普通高校音乐选修课的特点，对普通高校音乐选修课教学中存在的不足做了阐述，对怎样更好地组织和实施音乐选修课的教学工作间题作了一些分析探讨。 |
