Durometer hardenss tester an instrument used to characterize the hardenss of elastomers or other rubber - like materials.硬度计—用来测定弹性体或其它橡胶物质的特性的工具.Durometer : Instrument for measuring the hardness of a resilient material,...
The invention relates to optical fiber fibril arraying device used to transmit light beam.传光束用光纤排丝装置,是对传光束用光纤自动排丝装置的改进.This utility model relates to a antiskid shoes.本实用新型涉及一种防滑鞋.This invention relates to a method for pr...