angle seam英语标准发音:angle seam英式发音:美式发音:翻译中文角缝angle seam - 基本释义[词典1]角缝,转角接缝angle seam - WEB词典angle seam转角接缝角缝Right angle welding seam直角角焊缝dip angle coal seam倾角煤层 参考资料: 1.百度翻译:angle seam2.有道词典:angle seam3.爱词霸:angle seam