偏好允收品质水准
preferred acceptable quality level
平均出厂品质水准
average outgoing quality level
平均品质水准线
average quality level line
运作类允收品质水准
AQL acceptable quality level
4 carbon
《认可的最低准则的指引》
Guideline on Minimum Criteria for Authorization
可能最低低潮面
possible lowest tidal level