roofbolter
基本解释
- 锚杆钻机
英汉例句
- Rotary drill rod used for coal mining roofbolter
煤矿锚杆钻机用回转钻杆 - hand- holding water hydraulic roofbolter
手持式水压锚杆钻机 - Aiming at the problem that rotary roofbolters are not suitable for hard terrane,the valveless hydraulic impact-rotary driving head of roofbolter was proposed.
针对旋转式锚杆钻机不适用于坚硬岩层的问题,提出了无阀液压冲击旋转型锚杆钻机动力头结构。 - The Noise Control of Pneumatic Roofbolter with Vane Motor
叶片式风动锚杆钻机的噪声与控制 - Dynamic Characteristic Simulation of Hand-holding Water Hydraulic Roofbolter
手持式水压锚杆钻机动态特性计算机仿真