Clinical study of the effects of early application of provisional fixed bridges;
拔牙后即刻临时固定桥修复的临床观察
This paper chiefly introduces a type of temporary bridge machine assembled with manufactured equipment and using it in construction of erecting railway curvilinear beams.
介绍了在峰峰高架桥工程中 ,利用制式器材拼组临时架桥机架设小半径曲线梁的方案设计和实际实施 ,希望能给类似工程提供有益的借