洛氏硬度计 meaning in English

hr-150a
hrs-150
rockwell hardness meter
rockwell hardness tester, rockwell hardometer, rockwell apparatus
rockwell hardometer

Specification for rockwell superficial hardness testers
表面洛氏硬度计技术条件
Bonded abrasives hardness measurement by rockwell tester
洛氏硬度计检验磨具硬度的方法
Verification regulation of plastic rockwell hardness testing machine
塑料洛氏硬度计检定规程
Specifications for rockwell hardness testers
洛氏硬度计技术条件
Bonded abrasive products - hardness grade measurement by rockwell tester
普通磨具洛氏硬度计检验硬度的方法

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