He H L. On the Neumann Problem for Magnetostatic Field. Applied Functional Analysis ,Volume 1. Peking, Interna-tional Academic Publication, 1993是什么意思_He H L. On the Neumann Problem for Magnetostatic Field. Applied Functional Analysis ,Volume 1. Peking, Interna-tional Academic Publication, 1993在线翻译_英语_读音_用法_例句