块平均群通量 fluxes: 含沥青油; 钎焊剂global average group velocity: 全球平均瑞利波群速soldering fluxes-inorganic fluxes: 无机物类钎剂soldering fluxes-organic fluxes: 有机物类钎剂calibrated fluxes: 校准流量;校准通量; 校准通量下载手机词典可随时随地查词查翻译