screw root的例句大全

Clinical Analysis on Root Canal Screw and Self-shearing Pin to Repair Premolar's Residual Crown and Its Residual Root

根管螺纹钉附加自攻自断钉修复前磨牙残冠残根临床分析

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METHODS: Screw thread root canal spiles and resin tooth products were used to rehabilitate tooth root all in once to cases of residual crown, residual root, or traumatic odontoclasis based on complete root treatment.

方法：残冠、残根、外伤牙折在完善的根管治疗的基础上，采用螺纹根管钉与成品树脂牙一次性桩冠修复。

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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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Neurophysiologic monitoring of spinal nerve root during lumbar intra-pedicular screw fixation

下腰椎椎弓根螺钉置入时的神经根电生理监护

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The Numerical Analysis for the Surface Crack at the Thread Root of a Screwed-Pipe Joint

管螺纹接头齿根表面裂纹的数值分析

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Quick method of rehabilitation of tooth crown fracture with resin tooth product and screw thread root canal spile

螺纹根管钉和成品树脂牙作快速桩冠修复

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In addition, no transition arc was machined from the bearing surface of the bolt forehead to the neck scapular root of the screw rod, which leds to the bolt fracture failure also.

另外，螺栓加工头部支承面到螺杆颈部的肩胛根部没有过渡圆弧，也是螺栓断裂失效的一个原因。

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By means of hot-spot method we analyze the root of screw of high-strength bolt. Besides, on the basis of analysis above, amendment Miner ruler and mechanics of fracture respectively are adopted to study its fatigue life estimation.

另外，采用修正Miner法则和断裂力学方法对40Cr高强螺栓的疲劳寿命进行估算，同时引热点应力法对40Cr高强螺栓螺纹根部进行应力分析。

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Therefore, uses the ANSYS re-development functions to achieve the parametric modeling of the taper screw rod with variable root and pitch, for carried on the analysis and the optimized design using ANSYS to each king of structure screw rod has laid the foundation.

为此，利用ANSYS二次开发功能，实现秸秆粗纤维饲料挤压膨化机变根径、变螺距锥形螺杆的参数化建模，为利用ANSYS对各种结构的螺杆进行分析和优化设计奠定了基础。

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Spectacle screw, T filling piece, wristwatch screw, handset screw, miniature nut, dentistry root canal pile.

眼镜螺丝, T型垫片, 手表螺丝, 手机螺丝, 微型螺母, 牙科根管桩.

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Applying vertebral arch root screw to reduce dislocated vertebral body has important significance to this operation.

应用椎弓根螺钉复位滑脱的椎体对本手术有重要的意义.

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