column expansion 列展开式
cavity column expansion theorem 圆柱孔扩张理论
Wuhan strong safety enclosure meets a hard base table with extended expansion screws fixed wall column during the construction process, the pit wall column with soft base table weight.
安全牢固：武汉运动围挡在施工过程中遇硬表基用加长膨胀螺丝固定墙柱，软表基用深坑配重墙柱。
Expansion joints in the column joints have core column connection column from top to bottom, usually designed to be movable joints.
伸缩缝处立柱接头有芯柱连接上下柱，通常设计为可活动的接头。
To investigate the clinical effects of dental implantation after column hole shape endosseous expansion in alveoli of anterior maxilla.
观察上颌前部牙槽骨内圆柱洞形扩宽后行同期人工牙种植的临床效果。
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