采用旋转磁场型电磁搅拌器对搅拌坩埚中的金属液体进行连续的电磁搅拌，制备出初生相或先析出相为球状或近球状的半固态流变浆料；
Rotational electromagnetic stirrer is employed for continuously stirring the liquid cast iron and steel to produce the rheological slurries suspended sphere or near sphere primary particles.
该光放大用玻璃的制备方法是把原料加入坩埚中，进行熔化，得到玻璃液，加入铂坩埚中，再用光学玻璃熔制法使其熔融、澄清、均化。
The raw materials are added into a crucible for melting, then the obtained glass liquid is added into a platinum crucible for melting, clarifying and homogenizing by an optical glass fusion method.
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