The utility model discloses a double-head screwdriver suitable for demounting two types of cross screws and relates to a demounting tool. The double-head screwdriver structurally comprises a shank and a handle split. The shank comprises two screw heads, one is a tipped cross screw head, and ...
Screws are commonly used for fastening metal and other types of components. A screw has a screw thread, which is a ridge in the form of a spiral on the surface of a cylinder or a cone. An external screw thread is cut on the outside of... A Jayendran 被引量: 0发表: 1994年 ROLLE...
Solid fracture‐specific and cannulated headless compression screws provide equal ultimate loads and stiffness for Jones fracture fixation. A low bone mineral density significantly impairs the construct stability and the ultimate load of both intramedullary screw constructs. 2019 The Authors. published by ...
The bilateral sacral fractures were fixed with lengthened sacroiliac screw and ordinary sacroiliac screw in seven types of models, respectively. The maximal Von Mises stresses and stress distribution of the two kinds of screws in the case of standing on both feet were measured and compared. Results...
aCheck that all pieces of the panel count with the required screws and supports. This panel doesn’t have the required screws in the bottom left 检查盘区的所有片断计数与必需的螺丝和支持。 这个盘区在左下没有必需的螺丝[translate] aa palace of truth and a palace of lies 真相宫殿和谎言宫殿[...
This particular analysis leads to advancement of improved Grübler-Kutzbach criterion by introducing the local mobility factor in the mobility analysis. 展开 关键词: parallel mechanism metamorphic mobility reciprocal screws DOI: 10.1115/1.3211023 被引量: 66 ...
In this study 6 types of transpedicular screws with different geometri... A Solini,G Orsini,G Gargiulo,... 被引量: 0发表: 1994年 I took a bit more time in selecting the next woman to be the recipient of my tortuous lusts. I decided I had to have someone just right. Jamie, the ...
1. Loosen the two screws (with 青云英语翻译 请在下面的文本框内输入文字,然后点击开始翻译按钮进行翻译,如果您看不到结果,请重新翻译! 翻译结果1翻译结果2翻译结果3翻译结果4翻译结果5 翻译结果1复制译文编辑译文朗读译文返回顶部 1。松开两个螺丝(
The stress of ALP was concentrated at the corner of inverted L-shape, because the L-shaped transverse screw was connected to the PLF, while the vertical screws were mainly connected to the tibia shaft. When the loading was applied, the two kinds of screws closed to the fracture line rotate...
✨ Wide range of use: suitable for most types of screwdrivers, such as ratchet ball head extension bars, screws and nuts. ✨ Superior quality: made of high-quality aluminum alloy material, which is durable and has a long service life. it can be used for a long time. ✨ Convenience...