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- AIM To study the pullout force of pedicle screws with different forms of thread and to supply the experimentdata for the clinical application of transpedicular internal fixators. 目的了解不同形状螺纹的椎弓根螺钉在椎弓根内的拔出力的大小,给临床应用不同类型的经椎弓根内固定器提供实验依据。
- The maximum pullout force of the layered microstructure of the hydroxyapatite sheets were investigated through its representative model and a comparative experiment. 通过一定数量的试块和试件 ,得到抗压强度和后装拔出力 ,利用线性回归找出二者的相互关 系。
- According to the ultimate equilibrium principle and Hock-Brown criterion, the ultimate pullout force of prestressed cable is studied and a ultimate-value principle is suggested. 结果表明:锚索极限抗拔力取决于锚索破裂面形状、岩体种类、无侧限抗压强度、风化程度以及灌浆材料和灌浆压力等。
- Calculation Method of Effective Length of Bolt Support and Ultimate Pullout Force of Prestressed Cable 预应力锚索有效锚固长度和极限抗拔力的计算
- STUDY ON FAILURE CHARACTERISTICS AND ULTIMATE PULLOUT FORCE OF PRESTRESSED CABLE 预应力锚索破坏特性及极限抗拔力研究
- It is vain to attempt to root out heresy by force. 试图用暴力消除异端邪说是徒劳的。
- Napoleon conquered by the force of an iron will. 拿破仑攻无不克靠的是坚强的意志。
- Study on the ultimate pullout force of pre-stressed cable based on nonlinear Mohr-Coulomb failure criterion 基于非线性Mohr-Coulomb强度准则下锚索极限抗拔力研究
- But they refused to bow to force. 但他们拒不向武力低头。
- I had to use force in opening the door. 我不得不用力开那一扇门。
- The invasion force was annihilated. 侵略军被消灭了。
- Keywords mactra sulcataria shell;crossed structure;bio-ceramic composite;pullout force; 蛤蜊贝壳;交叉铺层微结构;生物陶瓷复合材料;拔出力;
- When do the new safety rules come into force? 新的安全规则何时生效?
- The destructive force of the storm is huge. 暴风雨的破坏力是巨大的。
- Many old rules are not in force any more. 许多旧的制度都已经失效。
- Beiyang Navy is the earliest naval force of China. 北洋水师是中国最早的海军部队。
- The farm labour force is running down steadily. 农场里的劳动力在不断减少。
- No power on earth could force me to do it. 谁也不能强迫我做这事。
- Which Led To A Substantial Advertiser Pullout. 导致了很多其他广告客户也退出了。
- Pressure is force per unit area. 压力就是电单位面积上的力。