Lutein is dihydroxy - carotenoids with the ionone ring systems distributed widely in nature.叶黄素是含紫罗酮环的二 羟基 类胡萝卜素,在自然界广泛存在.Active ingredients: Plant extract, Amino acid, milk powder , carotinoid, lutein etc.主要成分: 植物提取物 、 ...
Lutein is mainly found at the eye's retina and macular.叶黄素主要存在于视网膜及黄斑部.Lutein is a kind of natural pigment, extracted scientifically from natural marigold.叶黄素是以万寿菊花为原料, 采用科学方法提取精制而成的天然色素.Lutein is dihydroxy - carote...
an unattractive brown colour难看的棕色The house's aspect was dark and unattractive.那幢房子的外观又黑又难看.I'm 27, have a nice flat, a good job and I'm not unattractive.本人27岁，有一所不错的公寓，一份像样的工作，长得也不难看。...
讨论了采用不同的电磁多极场作为动态校正器的可能性.推导了圆形校正透镜、偏转校正场和四极、六极校正场引起的附加象差的公式.The possibility of dynamic aberration correction by using electro - magnetic multipole fields is discussed....
The quarterback faked to the fullback and handed off to the halfback.四分卫做了个要把球传给后卫的假动作,却把球传给了中卫.The star halfback hauled down the pass for a touchdown.那位明星中位接住远传球触地得分.He started his ace left halfback on the second half.在...
The fading reaction of DCB arsenazo with Cr 2 O 2 - 7 was studied.本文研究了DCB偶氮胂与Cr2O2-7的褪色反应.Within a GDG, the generations can have like or unlike DCB attributes and data set organizations.在GDG中,数据集可以使用相同的或不同的DCB属性和数据结构.Wh...