将全部有头螺钉加热并拧下来。
螺纹长度可调整的圆头螺钉的侧面图。
第一个区别是在拧入锁定头螺钉时的扭矩限制扳手非常实用。
The first difference is that a torque-limiting screwdriver is useful during placement of the locking head screw.
采用先进的制造工艺、专业生产高强度内六角螺钉，六角头螺钉。
With advanced manufacturing technics, Pengli specializes in manufacturing high-tensile hex socket screws and hex head screws.
如果钢板没有放在骨界面的中央，锁定头螺钉将不能达到最佳的固定。
Locking head screws will not have optimal fixation if the plate is not sitting over the middle of the bone surface.
在取出冷焊接锁定头螺钉过程中遇到的困难证实了这种设备应用的价值。
The difficulties arising during the removal of a cold - welded locking head screw will attest to the value of using this instrument.
包括低压头，半圆头及平头螺丝以及特殊内六角圆柱头螺钉如排空，钻孔头，自锁，等等。
Includes Low Head, Button Head, and Flat Head Screws, as well as special Socket Cap Screws such as Vented, Drilled Head, Self-Locking, and more.
提出了供应链的服务主体与服务对象关系模型、服务主体与服务对象关系公式，以及单服务主体服务流域集散双头螺钉模型；
The model and formula of server and objects served in supply chain is proposed. And the collecting and distributing stud bolt model in service flow field of a single service corpus is also expounded.
终于他的手摸到了一个螺钉的螺头。
圆头一字槽螺钉的俯视图。选择框代表螺纹直径。
Top view of roundhead slotted screw. Selection box represents thread diameter.
用螺纹联接并起紧固作用的零件称为螺纹紧固件。常用的螺纹紧固件有螺栓、双头螺柱、螺钉、螺母、垫圈等。
Parts with threads used for joining and fastening are called screw fasteners. The most widely used components as screw fasteners are bolts, double screw bolts, screws, nuts, washers.
螺钉角度的变异会致使锁定界面的减少或跨螺纹的头。
Variation of the screw Angle results in reduction of purchase of the locking interface, or cross-threading the head.
螺钉和螺母用装配工具。工程用双头开口扳手。扳手长度和端口厚度。
Assembly tools for screws and nuts - Double-headed open-ended engineers 'wrenches - Length of wrenches and thickness of the heads.
方法：应用中空双头加压螺纹钉加折断式螺钉治疗股骨颈骨折。
Method: Treatment of femoral neck fractures using hollow double ends compressive screws and breaking screws.
他们建议，如果术者希望将上位相邻节段的多裂肌束去神经化降至最低，应利用经皮技术在头侧节段置入椎弓根螺钉。
They recommended that pedicle screw insertion at the cephalad level be performed percutaneously if one desires to minimize denervation of the multifidus complex at the cephalad adjacent level.
扁圆头一字槽螺钉的俯视图。选择框代表螺纹直径。
Top view of cheese head slotted screw. Selection box represents thread diameter.
目的：探讨双头加压空心螺钉在老年股骨粗隆间骨折中的应用价值。
Objective:To investigate the effect of femoral intertrochanteric fracture in elderly patients treated with the double heads compressive hollow screw.
目的设计一种新型椎弓根钝头钻，以期减少椎弓根螺钉植入的穿破率。
Objective to design a blunt-tipped drill of pedicle screw placement, in order to decrease the accident of pedicle violations during pedicle screw placement.
圆头一字槽螺钉的俯视图。
圆头一字槽螺钉的俯视图。
最后各紧丝头退回原位，如果是单排螺钉的话，夹具松开，一次循环工作结束。
Finally the bear returned to the first wire-situ, in the case of single row of screws, fixture splayed , one end of the work cycle.
圆头一字槽螺钉的俯视图。
圆头一字槽螺钉的俯视图。
螺钉和螺母装配工具。双头开口扳手双头环形扳手和组合扳手。最大头部宽度。
Assembly tool for screws and nuts - open - end double - head engineers wrenches, double - head box wrenches and combination wrenches - maximum outside dimensions of heads.
目的初步比较经颈前路单枚单头螺纹中空加压螺钉与双头螺纹中空加压螺钉内固定治疗齿突骨折的效果。
Objective To compare the clinical effectiveness of fixations of odontoid process fractures preliminarily with anterior single one-threaded and double-threaded canulated compressive screws.
沉头内六角攻丝螺钉。
通过压缩空气使上述螺丝批头 （4）与驱动齿轮（13）一起旋转，由此上述打入螺钉被打入到被打入 件中。
The compressed air rotates the driver bit (4) together with the drive gear (13) and the screw is screwed into the material to be struck.
螺钉和螺母用装配工具。双头平直和弯头套筒扳手。扳手长度和端口厚度。
Assembly tools for screws and nuts - Double-headed, flat and offset, box wrenches - Length of wrenches and thickness of the heads.
螺钉和螺母用装配工具。双头平直和弯头套筒扳手。扳手长度和端口厚度。
Assembly tools for screws and nuts - Double-headed, flat and offset, box wrenches - Length of wrenches and thickness of the heads.
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