1. determine the grade of or assign a grade to. 
   给事物分出等级，给事物分出等级。
2. Grade A milk A. 
   级的牛奶。
3. certified grade AAA meat. 
   担保是质量一流的肉。
4. National grade swimming judge. 
   国家级游泳裁判员。
5. The PLA has set up courses for field-grade officers of the Army, Navy and Air Force on the armed conflict law once every two years, and organized lectures on the armed conflict law for officers of the division level and above, who are enrolled at the National Defense University every year. 
   人民解放军每两年举办一次有陆、海、空军校级军官参加的武装冲突法讲习班，每年为国防大学在校军、师职以上学员举办武装冲突法专题讲座。

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• 1. 陆军
  army grade || (陆军)军用级
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• 2. 军用级
  退火程度 army grade...军用级 army-navy grades of gasoline...[机]陆海军军用汽油等级 articulate a science program for all grades
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