The results show that when the brazing temperature is lower or the holding time is shorter, the metallurgic reaction is not strong and the connection is not tight;
结果表明，钎焊温度过低或保温时间过短，钎料与母材相互冶金作用较弱，接头性能较差；
The results show that when the brazing temperature is lower or the holding time is shorter, the metallurgic reaction is not strong and the connection is not tight;
结果表明，钎焊温度过低或保温时间过短，钎料与母材相互冶金作用较弱，接头性能较差；
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