Soybean isoflavone is a yellow brass type compound, which mainly exists in the leguminous plants.
主要存在于豆科植物中，大豆异黄酮是大豆生长钟形成的一类次级代谢产物。
These spherical roller bearings are equipped with window-type cages of pressed sheet steel, glass-fibre reinforced polyamide or brass.
球面滚子轴承，这些配备了窗口式铁笼压钢板，玻璃纤维增强聚酰胺或铜。
According to the brass alloy elements contained in the type of, brass is divided into general brass and special brass two kinds.
根据黄铜中所含合金元素种类的不同，黄铜分为普通黄铜和特殊黄铜两种。
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