grain grade adapt 颗粒级配
diamond grain grade 金刚石粒度
grain-size grade 粒径级
off grade grain 等外种子
nanometer-grade grain 纳米级颗粒
grain n size grade 粒度等级
grade of grain 颗粒级配
Fine grain grade with high hardness and high toughness.
具有高硬度和高韧性,晶粒度为细级别的牌号。
The breakage of corn in bulk grain handling system is a severe problem that reduce the grain grade and quality.
在散粮输送系统中玉米的破碎是一个引起降等的严重问题。
The strength and toughness of super fine grain steels are greatly increased because of its micrometer or sub micrometer grade grain size.
超细晶粒钢依靠生成微米级或亚微米级的铁素体,使钢的强度和韧性大大提高。
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