grader

• Earth - moving machinery . graders . terminology and commercial specifications
  土方机械.平地机.术语和工业规范
• And the visiting 8th - graders
  还有八年纪的客座学生
• The generalized - grader - step theory for coordinative development of regional economy
  区域经济协调发展的新视角
• 140 third - graders were gathered in a conference room for the occasion
  迎接我们的是小学3年级的大约140名小学生。
• The 2nd graders answered me
  二年级的学生问。
• Balanced cup fruit grader
  衡重杯式水果分级机
• Pattern grader marker maker
  时装/样办统筹员
• And now , first - grader martin tobias and his mother will perform
  下面是一年级学生马丁.托比亚斯和他的妈妈给大家带来
• Crawler - type motor grader
  履带式自动平地机
• Articulated motor grader
  接合式电动平土机