powdered filler metal是什么意思

用法例句

The size distribution of the powder solder for Al-Si eutectic alloy using gas atomization;

空气流雾化铝硅共晶合金粉末钎料的粒度分布

All property of the BNi_2 braze powder were consistent with requirement of soldering technique.

对用气雾化工艺生产研制的BNi2钎料粉末化学成分、颗粒形态、粒度分布、氧含量及熔点进行了检测,并对其微观组织和结构进行了分析。