双柱塞泵 double plunger pump ; duplex plunger pump ; two-piston pump
双柱龙门刨床 [机] double column planing machine ; double housing planer
双柱架 queen post
双柱龙门铣床 double-column planer-miller ; [机] double column planer milling machine
双柱桁架 [建] queen post truss
立式双柱加工中心 Machining centers,vertical double-column type
斜式双柱系缆桩 oblique bitts ; double raked bitt
双柱坐标镗床 double column jig boring machine ; double pillar jig borer
双柱可倾压力机 double column inclinable press
在双柱内固定的方法中无统计学区别。
There is no statistical difference among the double column fixation methods.
双柱+平板，不锈钢材料，底色可黄色、色。
目的：探讨髋臼双柱复杂骨折的临床特点和手术方法。
Objective: Discussion acetabulum double strut compound fracture clinical characteristic and surgery method.
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