class a certification信息详情
a类认证
certification───n.证明，鉴定；出具课程结业证书，颁发证书
class a───甲级；A班；一级；甲类
certification poc───认证poc
certification test───认证测试；出厂证明试验；资格认证考试
hold a class───上课
bookkeeper certification───簿记员证书
dietetic certification───饮食认证
blabs certification───blabs认证
tips certification───tips认证
The Wal-Mart class certification was upheld by a 6-5 majority in the Ninth Circuit appeals court, covering the American West.───沃尔玛集团认证获得了覆盖美国西部的第九巡回上诉法庭以6-5多数人的支持。
Before taking a class, check whether the instructor is registered with the yoga Alliance, a certification that requires at least 200 hours of training in yoga techniques and teaching.───上课之前，打听一下上课教练是否有瑜伽教师资格，获得这个证书需要至少200个小时的教授瑜伽技巧的经历。
ELA stands for European Light Aircraft and is not really a new class, but rather a certification process.───ELA的意思系欧洲轻型飞机，并不是一个真正的飞机类型，相反，确切的说是一个认证程序。