DDF

The district Foundation committee should carefully screen and select the projects that receive DDF.

地区扶轮基金委员会应该要谨慎地审核并挑选那些接受DDF的计画.

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It is also found that using a DDF with a greater dispersion parameter, or using a smaller walk-off effect can broaden the gain spectrum width and increase the maximum value of gain spectrum.

研究同时发现，较大的色散缓变参量及两光束较小的离散均会使增益谱的谱宽加宽，振幅的增长速度加快。

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System combine with hardware and software, hardware include test terminal, DDF ( Digital Distribution Frame) and transmission device;

该监控系统的实现分为硬件和软件两部分，硬件部分由测试终端、数字配线设备和传输设备组成；

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A: Unused DDF is carried over for use in a future year.

答: 未使用之经费将移入下一年来使用.

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DDF donations in any amount are welcome.

地区指定基金的捐赠任何金额都欢迎.

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Furthermore, it implements DDF nodes as components in software synthesis.

此外, 它通过将DDF的 节点转换为组件实现嵌入式软件的综合.

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Districts must have DDF available to cover the cost of the scholar-ships offered.

地区必须拥有地区指定基金足以支付奖学金费用.

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A novel disturbance decoupled filter ( DDF ) design scheme is presented.

提出一种干扰解耦滤波器 ( DDF ) 设计的新方法.

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A district has an insufficient DDF balance for the scholarship option it wants.

地区指定基金馀额不够支付地区想要提供的奖学金选项.

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

是的! 我是. 您一定是DDF公司的约翰逊先生.

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Raman soliton self-frequency shift ( SSFS) of ultrashort pulses propagating in a dispersion-decreasing fiber ( DDF) is studied in this paper.

研究了色散缓变光纤中超短光脉冲的Raman孤子自频移现象。

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In this paper three dispersion management system: dispersion management soliton ( DMS) system, dense dispersion management soliton ( DDMS) system and dispersion-decreasing fiber ( DDF) soliton system were investigated by numerically simulation.

对常规色散管理孤子系统（DMS）、密集色散管理孤子系统（DDMS）、色散渐减光纤（DDF）孤子系统进行了数值模拟研究和分析。

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