pilot bolt
英
美
- 超前锚杆
pilot bolt的相关资料：
临近单词
Pilotta
pilot
piloted multi-diameter reamer
pilot-operated solenoid valve
Pilot-operated pressure valve
pilot wiretransmission regulator
pilot and telephone block system
pilot areas fro grain production
Pilot symbol assisted modulation
pilot pin operating limit switch
pilot-plant-scale experiment
Pilot Airborne Recovering Device
