短语词组短语tin lead solder [机]锡铅焊料;锡铅软焊料tin n solder 锡焊条tin silver solder 锡银焊料Spherical tin -solder powder 球形焊锡粉tin -zinc solder 锡锌焊料resin cored tin solder 松香心焊锡lead -tin solder 铅锡焊料silver -tin solder 银锡焊料 返回 tin solder