precision-machined plate

The comparison between calculation results and actual data shows that the program can effectively solve the multi-solution problem in selecting this spiral-plate heat exchanger, and the computing speed and precision can meet the application requirements.

计算结果和实际产品数据的对比表明，用该程序可以较好地解决螺旋板换热器选型中的多解性问题，计算速度和精度能满足应用要求。

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Recent years, with the rapid development of manufacturing industry, the demand of the media and thick steel plate as well as the requirement of the plate quality is needed more and more, especially the precision is needed higher and higher.

近年来，随着制造行业的飞速发展，对中厚板需求量增加的同时，对板材的质量要求，特别是精度要求越来越高。

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By rectangle thin-plate weir test, this paper validates the existence of scale effect, analyses the affection of scale effect for discharging capacity of rectangle thin-plate weir, recommends a high-precision calculating formula, and puts forward the measure and the suggestion of reducing scale effect.

本文通过矩形薄壁堰试验，验证了缩尺效应的存在，分析了缩尺效应对矩形薄壁堰泄水能力的影响，推荐了计算精度较高的计算公式，提出了减小缩尺效应的措施及建议。

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Laser carving technology has the advantages of higher resolution, focusing precision and digital modulation. Direct laser micro-structure technology has replaced the traditional intaglio plate technology. It has been widely used in laser engraving gravure plate and laser plate processing.

激光在这一领域的应用有如下特点：加工效率高、聚焦精确和具备数字调制的优势，因此直接激光微构造技术已经取代了传统凹版制版技术。

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The plate flat shape prediction model of head and tail was modified, and a precision plate flat shape prediction model can be established separately.

对中厚板轧制过程进行了多工况多道次仿真研究，修正了轧件头、尾平面形状预测模型。

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The article detailedly discusses the measuring principle of the γ-ray thickness indicator and the measuring methods of temperature compensation parameters. It is significant to improve on-line measuring and controling size precision and ensuring quality of steel plate thickness.

详细论述了γ射线测厚仪的测量原理及其温度补偿参数测试方法，对提高测厚仪在线检测及控制尺寸精度，保证钢板厚度质量有现实意义。

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Development of a high efficiency and high precision diamond honing plate

高效、高精度金刚石珩磨盘研制

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Based on the Model 4.1 Precision differential thermobalance a micro-differential thermal analytical device was equipped by substituting a plate type thermocouple for the original junction Model.

用平板式热电偶代替点状热电偶，在4.1型示差精密热天平上安装了一个微量差热装置，与原仪器的温控仪，差热放大器、记录器组成微量差热仪。

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Study of Precision Shearing of Plate-Strip Steel without Barb

板带钢无毛刺精密剪切的研究

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A flat metal plate for gauging the accuracy of a plane surface in precision metalworking.

印刷机上的一种平盘,它能让纸紧贴铅字模.

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