screw down valve是什么意思
中文翻译旋压阀
网络释义
1)screw down valve,旋压阀2)screw-down valve,旋压阀<液>3)pressure cock valve,压力旋塞阀4)circumrotate-press automatic control valve,旋压式自控阀门5)pressure reducing valve adjustment plug,减压阀调节旋塞6)pressure cutoff valve pressure tap,压力截止阀测压旋塞
