drilling rod meaning in Chinese
钻杆
Examples
- Study on theory of drill rod with new type structure
一种新型结构钎杆的理论研究 - Welded drill rod and bit for low - compressive strength rock
焊接结构软岩钻杆与钻头 - Improvement on drilling rod of the cd - 360 drilling machine
360潜孔钻机用钻杆的改进 - Rotary drill rod used for coal mining roofbolter
煤矿锚杆钻机用回转钻杆 - Drill rod of raise boring machine for coal mine
煤矿用反井钻机钻杆