Soldera索尔代拉
soldern.焊接剂;接合物v.焊接
solderless fitting无焊接头
soldering tweezers焊钳
SolderJointQuality焊点质量
solderable coating可焊性镀层
solderless contact免焊接头
soldering chemical焊接用化学品
soldered component钎焊零件
solderer rs helmet焊工头罩
soldering tin wire焊锡丝
Soldering property润湿特性