共 50 条
- [12] HIGH-PURITY TANTALUM TRANSACTIONS OF THE AMERICAN INSTITUTE OF MINING AND METALLURGICAL ENGINEERS, 1960, 218 (02): : 367 - 367
- [16] HIGH-PURITY TANTALUM TRANSACTIONS OF THE AMERICAN INSTITUTE OF MINING AND METALLURGICAL ENGINEERS, 1959, 215 (03): : 472 - 476