Chinese translation for "二级时间标准"

secondary time standard

Similar Words：

"二级深度" Chinese translation, "二级审计员" Chinese translation, "二级生火" Chinese translation, "二级生物滤池" Chinese translation, "二级升降器" Chinese translation, "二级时间服务器" Chinese translation, "二级时间恢复" Chinese translation, "二级时效" Chinese translation, "二级时钟" Chinese translation, "二级识别" Chinese translation