... single-span flexible support 单跨弹性支承 single-span shaft 单跨轴 single-speed 单速的 ...
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single span shaft 单跨轴
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Optimization of Shaft Size and Centralizer Span of Single Screw Pump in Declined Oil Well. Chinese Journal of Computational Mechanics. 1(19):58-62.
隋允康、任旭春。斜井单螺杆抽油泵柱和扶正器间距的最优设计。计算力学学报,2002,1(19):58-62。
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