Read Edit View history 打釺 dǎqiān to drill a blasting hole Origin Definitions Defs Strokes Stroke Words Sentences Sents Senses Add sense 打钎/ 打釺 dǎqiān to drill a blasting hole To drill or hammer a hole in rock or hard ground using a steel rod, typically for placing explosives in mining or tunneling work. Edit Delete References Add reference No references for this word.
打钎/ 打釺 dǎqiān to drill a blasting hole To drill or hammer a hole in rock or hard ground using a steel rod, typically for placing explosives in mining or tunneling work. Edit Delete