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- 2010-07-16
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言归真砖,说真景的
虾的50/60
“Shrimp are graded according to their count per weight. HOSO (head on shell on) shrimps are graded in units per kilogram (30/40, 40/50, 50/60, etc. pcs/kg). The standard pack is in a 2 kg box, 10 boxes into a master carton." http://en.wikipedia.org/wiki/Shrimp_marketing
谢谢老师您,看来这是标准答案啦