1)flux for hot air plating,热风整平助熔剂2)hot air leveling,热风整平3)flux-covering,熔剂，助熔剂4)fluxes and coloring aids,助熔助色剂5)hot air leveled (HAL),热风整平技术6)lead-free HASL,无铅化热风整平
用法和例句
Preparation of high molecular water soluble hot air leveling flux and its evaluting;
