锥形连接的钻杆|沙特标准|SASO-ISO-1718
SASO-ISO-1718
Rock drilling equipment – Drill rods with tapered connection for percussive drilling
凿岩设备-锥形连接的钻杆,用于冲击钻
锥形连接的钻杆|沙特标准|SASO-ISO-1718
SASO-ISO-1718
Rock drilling equipment – Drill rods with tapered connection for percussive drilling
凿岩设备-锥形连接的钻杆,用于冲击钻
15271807183 |
在线认证咨询 |