retention screw
英 [rɪˈtenʃn skruː]
美 [rɪˈtenʃn skruː]
定位【紧固止动】螺钉
双语例句
- Study on Retention of Crown with Screw Post Restoring Short Molar
螺纹桩辅助全冠修复短冠磨牙固位力的实验研究 - But there are few systematic reports about the effects of different material combinations of the superstructure, the different screw head angles and different preloads on the retention of the screw.
但上部结构的材料组成不同是否影响螺钉固位，固位螺钉外展角以及预载荷不同等综合因素共同作用将对螺钉固位产生怎样的力学影响，尚缺乏系统性的研究报告。 - Results The retention effects of the prefabricated screw post and the cast post have no difference. The satisfaction index to the PFM was 100%.
结果成品桩钉和铸造桩核固位效果无差异，烤瓷冠满意度100%。 - Effects of Expansion Fashion and Expansion Quantity on Retention of Cement-expanded Composite Screw Post
膨胀方式和膨胀量对粘固膨胀复合型螺纹桩固位力的影响