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.
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.
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.
一枚有切割的螺纹和宽头的金属钉，可以用螺丝刀拧入以作为紧固物，尤指。
A metal pin with incised threads and a broad slotted head that can be driven as a fastener by turning with a screwdriver, especially.
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.
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.
本文提供了一种在三坐标测量机上用小测头在单侧螺旋面上测量圆锥螺纹的新方法，其特点是测量速度快、效率高。
It is a new method for measuring conical threads by means of CMM on single flank, which is quick and efficient.
螺纹模头(图10)，机械运行时塑料材料是围绕着导体延压出来。
The tubing die, Figure 10, extrudes plastic tubing concentrically around the emerging conductor.
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.
密闭取心工具主要由外螺纹接头、平衡活塞、限位接头、内外筒、卡箍岩心爪、定位销、密封头、及取心钻头等部件组成。
Sealing coring tools mainly consists of external threaded adapter, balance piston, limit joint, inner and outer barrel, core catcher, locating pin, sealing head and coring bit.
本实用新型提供了一种配合使用的螺丝和螺丝刀，所述的螺丝包括开有一字槽的螺丝头和有螺纹的螺杆，在所述的一字槽中央有一定位孔；
The utility model provides a screw and a screw driver matching with it. The screw comprises a slotted screw head and a screwed screw bolt, and a positioning hole is arranged at the center of the slot.
它使用通用M8螺纹连接，因而可适用于现有的大部分的手动或自动测头。
The common M8 threaded connection permits a direct assembly with nearly all existing measuring heads, whether manually operated or motor driven.
我公司有各种设备198台，主要生产全螺纹螺杆、双头螺柱、圆螺母、吊环、销类等。
My company has a variety of devices 198 Units, mainly the production of full-thread screw, double-headed stud, round nuts, rings, pin and so on.
翼缘法兰螺栓应为双头螺栓，螺纹为全长型，内径600mm或以下的法兰的螺栓至少为m 16，内径600 mm以上的法兰的螺栓至少为m 20。
Girth flange bolting shall be of stud bolt type, threaded full length, and at least M16 for flange of 600 mm and smaller inside diameter and at least M20 for over 600 mm inside diameter flange.
详细研究了四头内螺纹管强化传热的效果。
The effectiveness of quadruple lead ribbed tubing in promoting heat transfer is extensively investigated.
所述定位装置还包括用于操作所述带螺纹驱动机构的驱动装置，以将所述测试头移动到预定位置。
The positioning apparatus also includes a drive apparatus for operating the threaded drive mechanism to move the test head to a predetermined position.
主要介绍在基于CCD摄像头的螺纹检验系统中，如何理解图像并提取螺纹参数的算法。着重讨论了螺纹图像边缘的提取算法。
The algorithm to perceive the image and get the parameters of screw in screw sampler based on CCD camera is presented. How to extract the edge of screw image is discussed with emphasis.
三枚中空双头螺纹加压钉比三枚实心螺纹钉、三翼钉在抗压、抗弯、抗扭强度和刚度上占有一定的优势。
The 3 hollow double heads compression screw appear to offer distinct advantage over the 3 solid screw, trifin in the against pressure, against bending force, torsional strength and torsional rigidity.
本实用新型公开了一种双头螺纹紧固装置。
The utility model discloses a double thread fastening device.
本文介绍了在气水双相试验台上进行的国产四头内螺纹管中流动特性的试验情况。
In this article the test results of the flow characteristics of the two phase flow within a quadruple-lead ribbed tube on a test bed are described.
利用9具成年新鲜股骨尸体标本，分别采用中空双头螺纹加压钉、实心螺纹钉、三翼钉进行股骨颈骨折内固定，并进行生物力学实验。
Using 9 cadaver femora instrumented, the fracture of femoral neck was fixed with 3 hollow double heads compression screw, 3 solid screw and Trifin respectively.
螺丝头构件还包含螺纹，位于螺丝头的下端。
The screw head structure also comprises threads, which are located at lower end of the screw head.
用作握柄的是一根中空细管，清洁头是一个小小的喷头，通过带有螺纹的进水口将其与水管接通。
A grab handle is a hollow thin pipe, and a cleaning head is a small spray head which is communicated with a water pipe through a water inlet with a screw thread.
本实用新型涉及一种复合式清洁刷，它是由刷柄和刷子头组成，刷柄和刷子头通过螺纹连接。
The utility model relates to a compound cleaning brush which is composed of a brush holder and a brush head, wherein the brush holder is connected to the brush head by screw threads.
将焊有球头的管子与外螺纹接头中心相对，旋转螺母使其自动对中心后，敲击螺母使螺母旋紧。
Make the pipes with button head align with the joints of external thread, rotate the nut and make it align to the center, knock the nut and screw up the nut.
管接头，该管接头包括接 头管和压盖，压盖和接头管通过螺纹可拆卸式连接，接头管的端头部设置有卡环座；
The pipe joint comprises a joint pipe and a press cover detachably connected with the joint pipe through screw thread, wherein, a clamp ring base is arranged on the head section of the joint pipe;
管接头，该管接头包括接 头管和压盖，压盖和接头管通过螺纹可拆卸式连接，接头管的端头部设置有卡环座；
The pipe joint comprises a joint pipe and a press cover detachably connected with the joint pipe through screw thread, wherein, a clamp ring base is arranged on the head section of the joint pipe;
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