[Effectiveness comparison of open reduction and hook plate fixation versus closed indirect reduction and dorsal extension blocking Kirschner wire fixation for bony mallet finger]. [PDF]
Zhao W, Zhao M.
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Zhou Z +5 more
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Yang F, Shi Z.
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Shoulder Joint Study Group Of The Fifth Committee Of The Chinese Society Of Sports Medicine Chinese Medical Association.
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Li Y +8 more
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Lyu X +7 more
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冷弯薄壁型钢拼合工字形截面柱畸变屈曲及相关屈曲轴压性能试验与直接强度法研究
为了研究冷弯薄壁型钢拼合工字形截面柱畸变屈曲及相关屈曲性能和完善直接强度法,对56根不同横截面和长细比的LG550冷弯薄壁型钢拼合工字形截面柱进行了轴压试验。试验结果表明:拼合工字形截面轴压试件表现为畸变和局部相关屈曲以及畸变、局部和整体相关屈曲两种破坏模式。对于发生畸变和局部相关屈曲试件,长细比对其承载力影响较小;但对于板件宽厚比相对较小、长细比较大发生畸变、局部和整体相关屈曲的试件,其极限承载力和刚度随长细比的增大逐渐降低。螺钉间距和端部螺钉群对其承载力影响较小。螺钉连接可满足各肢协同工作要求 ...
姚行友, 李潇
doaj +2 more sources

