单词	hardened welding gear
释义	hardened welding gear 焊接齿轮
随便看	portal falsework portal fissure Portal Flat portal frame portal frame construction portal-framed bridge portal framed building portal frame effect portal frame light steel structure portal frame light structure portal frame mount portal frame of variable profile portal frames portal frame structure Portal frames with tapered members portal frame travel portal frame type platform portal frame with cable-strut Port Alfred Port-Alfred portal gantry portal-gate monitor portal.gd-n-tax.gov.cn/web/vfs/CmsUpload/… portal.gd-n-tax.gov.cn/web/vfs/gd/content… portal.gd-n-tax.gov.cn/web/vfs/gd/content…-