inorganic EL无机电致发光inorganicadj.无机的；非自然生长的inorganic material chemistry认识规律Inorganic chemistry teaching无机化学教学inorganic material specialty无机材料专业inorganic congregation phase无机相聚集体inorganic nano - particles无机纳米粒子inorganic chemical additives无机化学添加剂inorganic flame - retardant元机阻燃剂inorganic water shutoff agent无机堵剂inorganic insoluble substance无机不溶物inorganic chemistry principle无机化学原理