the processing, the affecting factors and announcements in the process of leather olive brown dsg are primarily discussed in the paper.
本文主要论述了皮革染料栗棕dsg的工艺合成路线,影响因素及合成过程中的注意事项。
appearance olive brown shell can measure up to120cm limbs like flippers.
棕褐色壳最长可达120厘米,有柔软的鳍状四肢。
a subspecies of the northern oriole in its eastern range, of which the male is bright orange and black and the female olive brown with white wing bars.