... silver-alloy brazing 银合金硬焊 silver-brazing alloy 银钎料 spelter brazing alloy 铜锌基硬钎焊料合金 ...
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silver brazing alloy 银钎焊合金 ; 银焊焊料
silver-alloy brazing 银合金硬焊 ; 银合金焊
silver alloy brazing 银合金钎焊
silver base brazing alloy 银基硬钎焊合金
silver r brazing alloy 银钎焊合金
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