noise reduction 噪声降低,噪声消 cost reduction 成本降低
reduction method 还原法;设置限制方法
reduction process 还原过程;除作业 direct reduction 直接还原;直接归约
drag reduction 阻 reduction ratio 速比 reduction rate 还原速度;速率 weight reduction 重 open reduction 切开复位术
dimensionality reduction 降维
reduction reaction 还原反应
data reduction 数据简化;资料缩 chemical reduction 化学还原
tax reduction 税 price reduction 降价;价,削价 reduction gear 速齿轮;速装置 temperature reduction 温度下降
pressure reduction 压 reduction cell 电解槽;电解还原槽;还原槽