powder metallurgy brake shoe 粉末冶金制动闸瓦
It is the first time for me to see shoe powder of this brand.
这种牌子的鞋粉我还是第一次见到。
He took off his right shoe and sock, opened a medicated foot powder and dusted it on the foot and in the shoe.
他脱下右脚的鞋子和袜子,打开一个粉末药瓶在脚上、鞋上喷撒了一番。
By material analysis, prescription contrast and market research, we finally find the powder metallurgy material prescription of brake shoe, which adapt to the market demand better.
通过材料分析、多种配方的对比及市场调查,最终确定适应市场需求的粉末冶金闸瓦的材料配方。
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