core boring meaning in Chinese
取芯钻探
取心钻进
取心钻探
岩心钻进
Examples
- A synthetic evaluation method for quality inspection of cement - soil mixed pile by core boring
水泥土搅拌桩钻孔取芯法质量检测综合评定方法 - Evaluation method and program for quality inspection of cement mixed pile in expressway with core boring method
高速公路水泥土搅拌桩钻孔取芯法质量检测评价方法及程序