品级 meaning in English
1.(古代官吏的等级) official rank in feudal times
2.(各种产品、商品的等级) grade; class
3.[生物] caste
Examples
- The deposit is concentrated at the bottom of the embayment with highgrade dissemination at a higher elevation above it .
矿体集聚在凹陷的底部，而比它高的位置才有高品级的分布。 - In some high-grade disseminated ores, sulfides are also encountered as bands, reniform masses, and coatings associated with colloform textures .
有些高品级浸染状矿石中，硫化物类也成层带、肾状块，与胶体结构共生。 - He is a musician of the first chop
他是第一流品级的音乐家。 - We must try to upgrade our cattle to the required standard of meat
我们必须努力提高牛的品级，使之达到所要求的食用肉标准。 - Color features selecting and grades clustering for preharvest cotton images with dark background
黑背景下收获前棉花图像色特征生成及其品级聚类分析