1、

For titanium plates and screws in A and C zone intercalary endoprosthesis. the lock mode can be adopted. Meanwhile, the thickness of the titanium plate and the screw diameter can be enhanced so as to reduce risks of screw detachment and endoprosthesis fracture.

对A、C区节段型人工假体的钛板和螺钉可设计为锁定模式,同时适度增加钛板增厚、螺钉的直径以减少螺钉脱出和假体断裂的风险。

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3、

According to measure request of screw thread, four main characters-major diameter, screw pitch, angle of thread and simple pitch diameter are chosen to be measuring objects of computer vision.

根据螺纹检测要求,选择螺纹大径、螺距、牙型角和中径四个主要参数作为计算机视觉测量目标。

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4、

By optimizing the radius of rounded corner at the root of thread and the structure of screw nut, and by changing the diameter of the root of thread, the concentrated stress was reduced, and stress distribution was improved for higher fatigue strength of the screw bolt.

通过优化螺栓螺纹根部圆角半径和螺母结构、改变螺纹根部直径的方法,缓解螺纹根部的应力集中,改善应力分布,实现提高螺栓疲劳强度的目的。

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5、

Basic theory and practical application of tip variant, diameter variant and depth variant screw elements configuration are discussed.

主要讨论啮合型同向双螺杆挤出机螺杆组合中变头变径变深组合理论及其应用实例。

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6、

Configuration and Application of Tip Variant, Diameter Variant and Depth Variant Screws for Co Rotating Twin Screw Extruders

同向双螺杆挤出机变头变径变深螺杆组合及其应用

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7、

Different screw-pitch and inner diameter ratios can affect the formation of the detonation wave. Steady and fully-developed detonation waves are successfully obtained when screw-pitch and inner diameter ratio is approximately 0.77, with the shortest deflagrate to detonation transition ( DDT) distance.

不同扰动螺纹螺距内径比对爆震波的形成有一定的影响,当螺距内径比约为0.77时可以产生稳定的、充分发展的爆震,而且对应的DDT距离较短。

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8、

Numerical control programming research of the large diameter and steep-lead multiple-trapeziform screw thread

大直径大导程多头梯形螺纹数控编程研究

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10、

Top view of bevel headed, hexagonal head set screw. Selection box represents thread diameter.

斜切六角螺钉的俯视图。选择框代表螺纹直径。

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11、

for screw thread micrometer, it only measures the pitch diameter of an external or internal thread.

螺纹千分尺只能测量于外或内螺纹的中径。

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12、

Axial pullout of the screws is determined by the diameter of the screw.

螺钉的轴向拔出力由螺钉外径决定.

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13、

Consistency among the groups for bone mineral density , pedicle diameter, and screw insertion depth was evaluated.

对每组之间的骨密度 、 椎弓根大小及螺钉植入深度的一致性进行比较.

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14、

Screw of big length to diameter ratio, uniform plasticization and high plasticizing capability.

大长径比螺杆 、 塑化均匀、塑化能力特高.

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15、

Top view of fluted socket head set screw. Selection box represents thread diameter.

凹槽插口螺钉的俯视图. 选择框代表螺纹直径.

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16、

Design of Tensile Testing Device for Small Diameter Bolt and Screw

小直径螺栓和螺钉拉伸试验装置的设计

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17、

The screw shaft diameter is 20. 5 mm;

丝杠直径为20.5mm;

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