ballasts怎么读？

Our company specializes in producing electronic ballasts of efficiency fluorescent illumination products.本公司是一家专业从事自主研发高性能荧光灯电子镇流器的生产厂家.Applied in: - saving lamps, fluorescent electronic ballasts and digital multi - mete...

n.（保持船身稳定的）压舱物( ballast的名词复数 )，镇定物，安定，压舱材料...