高速钢麻花钻 meaning in Chinese

high eed steel twist drill
high speed steel twist drill

High speed steel twist drill
高速钢麻花钻
Technical specifications for twist drills of high - speed steel - part 2 : inspection
高速钢麻花钻的技术规范.第2部分:检验
Technical specifications for twist drills of high - speed steel - part 1 : requirements
高速钢麻花钻的技术规范.第1部分:要求
Research on drilling tests of magnetron sputtering craltin coated high - speed steel twist drills
涂层高速钢麻花钻的钻削试验研究