screwing steel meaning in Chinese
螺钉钢
Examples
- Hubbed screwed steel pipe flanges with raised face
突面带颈螺纹钢制管法兰 - Manufacture of gjw50 steel roll for the screw steel wire
50钢结硬质合金螺纹钢丝轧辊的研制 - Development and application of screw steel spiral recoverable bolt
螺纹钢螺旋式可回收锚杆研制与应用 - Conduit for electrical wiring ; screwed steel conduit , plain conduit , couplers
电线导管.带螺纹钢制导管普通导管和管接头 - Screwed steel conduit
螺头钢导管