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暴露过程中可对峡部、关节突关节和横突皮质剥除以便进行植骨融合。
The exposure allows for decortication of the pars, facet joint, and transverse processes for bone-grafting and fusion.
整个结构划分为若干组合单元，每个组合单元包括拱、桁梁及竖杆横撑架三部分。
The structure is resolved into several compound elements and every compound element consist of three parts: arch, trussed beam and lateral brace.
本文通过对小方坯角部横裂纹的产生原因进行分析，并提出了相应的解决措施。
By analysing the causes of the transverse corner cracks of continuous casting billets, this article puts forward the relative measures to control the corner cracks.
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