diamond drilling短语¹⁴⁴⁹⁷²⁺² 基本例句 用金刚石钻头钻孔 A variety of resins can be hot and imitation diamond drilling section of Austria, the Middle East section drilling, using imported technology to produce the full range, quality and class. 各种可烫树脂钻及仿奥地利切面钻中东切面钻，采用进口技术生产，种类齐全、品质一流。0717zx