Diff E[计] 横坐标差
diff差速器
difficnties in learning学习困难
diffirential transformer微分变压器
diffusing heat treatment扩散热处理
diffefence of delay time延迟时间差
diffracting relay system绕射中继方式
diffractive dissociation衍射碎裂
difformed galingale herb异型莎草
Difflugia tuberspinifera瘤棘砂壳虫
diffusive dilution matrix扩散稀释矩阵
diffractive optical device衍射光学元件