hand churn drill
手动钢绳冲击式钻机
Application of impact drilling in rock-embedding oblique steel pipe piles
冲击式钻机在钢管嵌岩斜桩施工中的应用
Impact Characteristic of Wire Rope During Gage Braking by Rope Parachute Gear
绳式防坠器制动过程制动绳冲击行为研究
churn-type percussion drill
无游梁绳式顿钻钻机
hand-held non-electric power-operated boring tools
手提式非电动机动钻具
Impact Dynamic Behaviors of Mine Hoisting Rope during Loading Process
矿井提升钢丝绳装载冲击动力学行为研究
Study on the Drivin of Cavity-front Constant-pressure Impact-rotary Hydraulic Roofbolter;
前腔常压式冲击旋转型液压锚杆钻机动力头的研究
Dynamics Simulation of the Hoisting Cable of Single Cable Winding Hoisting Device
单绳缠绕式提升机钢丝绳动力学仿真研究
lash type inertia vibrating shakeout
冲击式惯性振动落砂机
Research on the shock load characteristic model of a wire-cable vibration isolator
钢丝绳减振器冲击载荷特性模型研究
Study on the Wire Rope Enwinding System for the Roller in ZJ70D Drilling Rig;
ZJ70D钻机滚筒钢丝绳缠绕系统研究
The Research of Portable and Quick Vibration Impact Sampling Equipment and Drilling Technology;
轻便快速振动冲击取样机具与钻进工艺的研究
Production of electrical tools, such as electric drills impact, angle angle grinder, saw, electric drill and curves.
生产各类电动工具，如冲击电钻，角向磨光机、电钻和曲线锯等。
worm-type mechanical hand-feed drill
蜗杆式机械手动推进钻机
cable belt conveyor
钢绳张紧带式输送机
planetary stranding machine
行星式钢丝绳捻股机
The Strength and Modal Analysis of GCF-1500 Impact Drilling Machine Tower;
GCF-1500冲击钻机钻塔强度与模态分析
A Technical Investigation on Drilling in Australia and the Technical Service of Wire-line Coring Percussive-rotary Drilling
澳大利亚钻探技术考察与绳索取心冲击回转钻进技术服务