超导磁体
superconducting magnet

据央视网报道，我国商用核聚变研发取得重大阶段性里程碑成果，两款自主研制的核聚变堆使用的超导磁体分别完成技术验收和满工况参数测试。
China has achieved a major milestone in its pursuit of commercial nuclear fusion, as two domestically developed superconducting magnets for a fusion reactor have passed technical acceptance and full-load testing, China Central Television (CCTV) reported.