Bi-based HTS rawpowders were prepared byspray-pyrolysis method.Its chemical homogeneity,accu-racy and precursor powders , short tapes prepared withthis rawpowder were studied.

• 利用喷雾热粉解法制备铋系超导初级粉末,对初级粉末成分均匀性、准确性及所获得的前驱粉、短样带材进行了研究。