A balanced diet must contain carbohydrate, protein, fat, vitamins, mineral substances and fibre.
均衡膳食必须包括碳水化合物、蛋白质、脂肪、维生素、矿物质和纤维。
2
Mineral fibres are paid attention for their particular fibre structure.
矿物纤维以其独特的纤维状结构越来越受重视。
3
The other for high Mn steel castings, consists mainly of forsterite powder with a few addition of fibre-like mineral both additions are used for improving permeability.