Leadsonn.利德森
leadv.引导;领先;带领;过 ... (的生活);导致n.领头位置;主角;榜样;引言;铅
lead tetrschloride四氯化铅
lead-pot furnace铅浴炉
Lead-eliminating排铅
lead frame bonding引线框式键合
lead-lined frame防射线门框
Lead Coated Copper铅包铜丝
lead free gasoline无铅汽油
lead-flee solder无铅焊料
lead a lonely life过着孤独的生活
lead iodide adduct碘化铅加合物