1.
Researches on the Melt Transportation and the Mixing Characteristics of the Single/Double-Headed Screw Elements in Co-Rotating Twin Screw Extruders
啮合同向双螺杆挤出机单/双头螺纹元件熔体输送与混合特性的研究
2.
double-screw bolt
螺柱，双头螺纹螺栓
3.
Simulation of Flight Element Runner in Co-Rotating Twin Screw Extruder;
啮合同向双螺杆挤出机螺纹元件流场分析
4.
Screwed 1;Screwed 2;Screwed 3;Screwed 4
螺纹接头 1;螺纹接头 2;螺纹接头 3;螺纹接头 4
5.
Screwed Joint 1;Screwed Joint 2;Screwed Joint 3
螺纹接头 1;螺纹接头 2;螺纹接头 3
6.
male and female cross
阳螺纹-阴螺纹十字接头
7.
Finite element analysis of the screw structure of the drill-stem junction
钻杆接头螺纹结构形式的有限元分析
8.
Research on the formation of dimensional chain when thread hob rolls thread by axial intake on doubleroller machine;
双滚柱机床螺纹滚头轴向进给滚压螺纹时形成尺寸链的分析
9.
a fastener with a tapered threaded shank and a slotted head.
由带螺纹的连杆和槽头组成的扣件。
10.
The Simulation and Analysis of the Flow of Screw Mixier;
单螺杆螺纹混炼元件的流场模拟与分析
11.
Mixing Reasearch of Grooved Screw Element in Metering Section of Plastic Injection Screw;
开槽注射螺杆计量段螺纹元件的混合机理研究
12.
pepe bend with male and female thread
一头带阳螺纹一头带阴螺纹的弯头
13.
Research on a Double Probe Computer Aided Testing System for Internal Thread of Joint;
管接头内螺纹双针计算机测量系统的研究
14.
a threaded fastener used either with a nut or with a tapped hole; slotted head can be driven by a screwdriver.
一种或有螺帽或有塞孔的螺纹扣件；其开槽头可以由螺丝起子钉入。
15.
threaded type track bolt nut chuck
螺纹式轨道螺母夹头
16.
Side view of threaded stud. Use control handles to adjust the hidden line portion of stud.
带螺纹的双头螺柱的侧面图。使用控制手柄可调整双头螺柱的隐藏线部分。
17.
Contact and Connection Behavior in Finite Element Analysisof Casing Thread Joints
套管螺纹接头连接性能的接触有限元分析
18.
A study of the surface crack at thread root of tool joint pins by the aid of finite element method.
石油钻杆公接头螺纹牙根部表面裂纹有限元计算