1972年稀土工业动向日本和美国等其他的资本主义国家,1972年稀土工业的需要与生产上的成绩,皆远远超过前年。在日本,抛光材料,彩色电视机萤光体,光学透镜等用的各种稀土化合物的需要增加了,钢铁工业用的混合稀土金属需要量持续增加,以氧化物计,产量约增加25%,产值增加35%,估计达35亿日元左右。 Rare Earth Industry in 1972 Japan and the United States and other capitalist countries, the needs of 1972 and the production of rare earth industry, far more than the previous year. In Japan, the demand for various rare earth compounds for polishing materials, color television phosphors, optical lenses and the like has increased, and the demand for mixed rare earth metals for the steel industry has continued to increase. In terms of oxides, the output has increased by about 25% Output increased by 35%, estimated at 3.5 billion yen.