1.
The Study and Realization of Double Leads-crew 3D Parametric Modeling Based on UG
基于UG的双头丝杆三维参数化建模技术研究与实现
2.
double-column screw type supercharge device
双柱丝杆式加压装置
3.
double-purpose interchangeable tip square blade screwdriver
可换头方杆两用螺丝刀
4.
Study on Property of Welded Joint by Le-wire Double and Sing-wire Automatic Submerged Arc Welding
双丝和单丝自动埋弧焊接头性能研究
5.
Leadscrew, headstock, and tool-post of all with protection system, conform to "CE" Standard.
有丝杆、车头、刀架防护装置，符合“CE”要求。
6.
The pull rod is screwed into the inside thread of the anchor head.
将拉杆旋入锚头内的丝扣。
7.
double screw straight tail lathe dog
双螺丝直尾车床鸡心压头
8.
Investigation on Welding Procedures and Welded Joint Properties of 16Mn Steel by Twin Wiretandem Sequence Submerged Arc Welding Process
16Mn钢双丝埋弧焊工艺及接头性能研究
9.
The Design of Double-helix Single Screw Pump Based on PRO/E
基于PRO/E的双头单螺杆泵设计
10.
Force-thermal coupling analysis numerical simulation for a double-helix single screw pump bush
双头单螺杆泵衬套力热耦合模拟研究
11.
The bit was attached to a heavy length of steel suspended by a wire rope.
钻头系在由钢丝绳悬挂起来的加重杆上。
12.
Main machine body with double rail and double guide ball screw to provide smooth and precise feeding of glass.
采用双直线导轨、双滚珠丝杆的高精度传动结构，传动流畅、精确。
13.
the third mast from the bow in a vessel having three or more masts; the after and shorter mast of a yawl, ketch, or dandy.
帆船上从船头算起的第三条桅杆有三根或多根桅杆；快艇、双桅船或双桅帆船上后面的短的桅杆。
14.
duo-twist system
双头假捻体系(两根复丝合并后经假捻定形
15.
Research on Properties of Welding Joint and Weld Bead Dimension by Twin-wire Submerge Arc Welding Procedure
双丝埋弧焊接头性能及焊缝几何尺寸研究
16.
CTOD Experimental Study of Twin-wire Submerged Arc Welded Joint of High-strength Hull Steel
高强船体钢双丝埋弧焊焊接接头CTOD试验研究
17.
Microstructure and properties of middle thickness sheet welded joint for high strength alloy steel with Tandem GMAW system
高强合金钢中厚板双丝焊接接头组织性能
18.
Comparing and Analyzing of the Single and the Twin Wire Submerged Arc Welding Procedure and the Welded Joint Property
单双丝埋弧焊工艺及接头性能比较分析