Lead acetate, lanthanum acetate, bismuth acetate, zirconium oxide acetate and titanium butoxide were used as precursors, bismuth and lanthanum doped continuous lead zirconate titanate gel fibers were fabricated by the sol-gel method. 选用醋酸铅、醋酸镧、醋酸铋、丙醇锆和钛酸四正丁酯为原料,以乙二醇甲醚为溶剂,用溶胶-凝胶法制备铋和镧掺杂的连续锆钛酸铅纤维。