natural pigment
常見例句
- Another major class of nutritional characteristics of the natural pigment is carotenoid .
另一大類具有營(yíng)養(yǎng)特性的天然色素是類衚蘿蔔素。 - Natural pigment in grain layer of goat skin and pig skin was bleached by hydrogen peroxide and ultrasound.
探討了採(cǎi)用過(guò)氧化氫及超聲波除去山羊皮及豬皮粒麪層色素的方法。