DDF

DDF

美 　英

• 网络数字配线架(Digital Distribution Frame)；臻水(Doctor's Dermatologic Formula)；Digital Data Feed

例句

When Raman coefficient of DDF is constant, the timing jitter of a DDF-based system has a minimum value with different TOD parameters.

在光纤的拉曼系数一定的情况下，选择不同的三阶色散参数，系统的时间抖动存在一个最小值。

In this paper, by analyzing the structure of interpolation filter (DDF), the time series and interpolation filtering algorithm are combined.

本文通过分析插值滤波算法（DDF）的结构，提出了一种时间序列分析和插值滤波相结合的新型算法。

You must me Mr. Johnson from the DDF.

您一定是DDF公司的约翰逊先生。

Yes, I am. You must be Mr. Johnson from the DDF.

是的！我是。您一定是DDF公司的约翰逊先生。

Try one with hydroquinone, kojic acid, or alpha hydroxy acids, such as DDF Fade Gel 4 ($56).

试试含有对苯二酚，曲酸，或者α羟酸的产品，例如DDF淡斑啫喱（$56）。

DDF - Documentation Fee - Destination

与目的地单证处理相关的收费

Can you help me to re-bind the cable of this DDF frame? B

你能帮我把这个DDF架上的线缆再绑扎一遍吗？

Development and Application of DDF Sand-prevention Additive

DDF防砂剂的研制与应用

The Effect of Self-steeping on the Modulation Stability in DDF with Different Group Dispersion Profiles

自陡峭效应对不同群色散剖面色散缓变光纤中调制不稳定性的影响

Points of View on DDF Placing Line in Equipment Room

关于机房DDF架布线的几点看法