优化城市警力配置的途径应是明确警察职能定位、创新警务工作模式、推进警力资源重组、改善警察队伍结构等。
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An in-situ Electrochromic Measurement System for Poling Properties of Poled Polymers
聚合物极化特性电致变色原位测试系统
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采用不同的极化温度、极化电压和极化时间对样品进行极化,测试其压电性能。
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周期极化的电极结构及相关工艺缺陷的电场分析
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Study on Technology of Periodic Poling Bulk LiNbO_3 by Applying External Field
外加电场极化法制备LiNbO3周期性畴反转的工艺研究
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The proposed technology can be also employed in other ferroelectric crystal poling.
该种技术同样可以用于其他大面积铁电晶体的极化。
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Study on phase transitions and characteristics of PVDF thin film during electric poling
电场作用下PVDF薄膜的结构相变与剩余极化特性研究
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Electric Field Poling and Photoconductivity Study of Phthalocyanine Polymer Thin Films
酞菁聚合物薄膜的电场取向和光导性能研究
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Poling Construction of Long Span Crossing without Blockage by Remote Control Airship
利用遥控飞艇牵放引绳进行大跨越不封航架线施工
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Electrooptic Coefficient for the Silica Fiber after Thermal/ Electric Field Poling
热及电场诱导石英光纤的电光系数
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Second harmonic generation in the system Ge-As-S adn analysis of the poling mechanism
Ge-As-S体系玻璃中光学二次谐波发生及其极化机理分析
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