An extended version of the fuzzy relational database model - ScienceDirect The fuzzy relational database model proposed by Buckles and Petry is a formal method for organizing and using fuzzy information in relational databases. Th... S Shenoi,A Melton - 《Information Sciences》 被引量: 94发表:...
蓝莓提取物含有丰富的花青素和有机锗、有机硒、熊果甙、氨基酸、果酸等特殊营养成分,所以能够活化视网膜,强化视力,防止眼球疲劳。叶黄素具有明目提神,改善眼部血液循环,延缓眼睛从衰等。它保护眼睛免受屏幕蓝光的伤害,除能够应对日常蓝光损伤。β-胡萝卜素在体内代谢后能生成视黄醇,具有**的维生素A生物活性,因此也被称...