1.
Six caterpillars haul-offs can be adjusted to haul pipe by three catepillars.
六履带牵引机，在牵引管材时，又可调整为三履带牵引，牵引机上计长仪控制后序切割。
2.
Construction Technology of High-Tooth Hole-Expanding Traction Tubefor Underground Non-Excavation Engineering
地下非开挖工程中的高齿扩孔牵引管施工技术
3.
tractive power
牵引力, 牵引功率
4.
Drawing part: It has adopted pneumatic gripping and the famous brand frequency control systems which enable the stable drawing of the pipes.
牵引部分：采用气动夹紧，品牌变频调速，可实现管材的稳定牵引。
5.
Effect of Lengthening Rate on Angiogenesis during Distraction Osteogenesis;
牵引成骨中牵引速率对血管生成影响的实验研究
6.
tractor semitrailer
牵引机牵引的半拖车
7.
tractive effort
牵引(效)力, 牵引作用, 挽力
8.
Design and Realization of Traction Power Supply Management Information System;
牵引供电管理信息系统的设计与实现
9.
Pneumatic braking connections between motor vehicles and towed vehicles
GB/T13881-1992牵引车与挂车之间气制动管连接器
10.
Study and Development of the Power Supply Information Mangment System Based on GIS;
基于GIS技术的牵引供电信息管理系统的研发
11.
The Analysis and Design of the Power Supply Section Management Information System;
牵引供电运营管理信息系统分析与设计
12.
Scheming and Disgning the Pssmis Based on INTRANET;
基于INTRANET的牵引供电管理信息系统规划与设计
13.
Design and Implementation of the Railway Traction Power Supply Operation Management Information System
铁路牵引供电运营管理信息系统的设计与实现
14.
Essentials in the Application of Directional Drilling Traction Technology in the Installment of PE Pipes for Water Supply
定向钻牵引技术安装给水PE管施工要点
15.
Parameters Extraction of Power Transistor Based on Load-Pull Measurement System
基于负载牵引测试系统的功率管参数提取
16.
Design of pulling robot system for cable pipe based on MSP430F169
基于MSP430F169的电缆管道牵引机器人系统设计
17.
Finding canaliculus breakage by traction of internal palpebra ligament
睑内侧韧带牵引法寻找泪小管鼻侧断端
18.
trains hauling above normal tonnage
(指铁道) 超轴牵引