To ensure the quality of the deck, the quality of sand gravel aggregate, cement, additives, leveling of slope face and erection of lateral forms, and the collapse degree were controlled strictly.
为保证面板的质量，对砂石骨料、水泥、外加剂和坡面平整度、侧模安装质量及混凝土的塌落度等进行了严格的控制。
Results Compared with MPR, VRT was superior in displaying all kinds of maxillofacial bone fractures, location, bone chip displacement, collapse degree and walking direction of irregular fracture line.
结果VRT在显示颌面部骨折的类型、位置、范围、碎骨块移位、塌陷，尤其是不规则骨折线的走行等空间信息方面优于多平面重建。
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