- 钢钎 gāngqiān drill roda steel rod used for drilling in mining or construction
- 钎子 qiānzi rock drilla hammer drill or chisel used for boring through rock
- 炮钎 pàoqiān rock drilla metal drill or rod used for boring holes into rock, typically to place explosive charges for blasting
Sources
- Frequency data
- MTSU Chinese text computingSUBTLEX-CH