The P/M gears for paper shearer were developed successfully through experiment and technology study.
本文通过大量实验深入地研究了碎纸机用粉末冶金齿轮的生产工艺,找到了适合齿轮生产的工艺方案,成功地研制出了碎纸机用粉末冶金齿轮。
