blast cleaning钢珠: steel ball; ball bearing; ba ...清: unmixed; clear砂: sand; grit钢珠: steel ball (in a ball bearing); ball bearing; ball清砂: blast cleaning; sand removal; seisha下载手机词典可随时随地查词查翻译关注微信公众号：chachacidian，回复:钢珠清砂，即可在微信中查询翻译
