In 1923, Soviet-American plot Ziwa Li Jin Faming static storage type camera tube.
1923年, 美籍苏联人兹瓦里金发明静电积贮式摄像管.
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Structural Static Analysis of Steel Tube Concrete Arched Combined Beam Aqueduct
钢管混凝土拱组合梁渡槽结构静力分析
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Static Behavior of a New Type of I-Beam with a Rectangular Tube Top Flange
上翼缘为矩形管的新型工字形梁静力性能分析
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工字钢梁混凝土面桥上翼缘为矩形钢管的工字形梁静力性能的实验研究
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上翼缘为矩形钢管混凝土的工字形梁静力性能的实验研究区别处理H型钢梁与工字钢梁稳定性条件
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A hair dyeing device hair dyes mixing function comprises a container and a static mixing tube.
一种自混合染发器,包括容器和静态混合管.
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Construction Technology of Static Pressure Prestressed High Strength Concrete Tube-Shaped Piles
静压高强度预应力混凝土管桩施工技术
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