screw plug gauge meaning in English
螺纹塞规
Examples
- Gauges . screw plug gauges single and double - ended . diameters from 1 mm to 100 mm
量规.单头和双头螺纹环塞规.直径从1到100mm - Respiratory protective devices and diving apparatus - standard thread - part 3 : screw plug gauges
呼吸保护器和潜水器.标准螺纹.第3部分:螺纹塞规