理学 3D打印中的几何计算 释 fused deposition modeling; FDM 支撑结构的计算与优化 熔融沉积式打印机（fused deposition modeling，FDM）由于价格低廉、操作简单而具有较高的普及程度。但其最大的缺点是无法直接打印模型中的悬空部位。这时往往需要用户在切片之前给悬空部分添加支撑结构，将支撑结构连同模型一起被打印，并在结束后人为去除。
网络与数据通信 协议体系与组成结构 释文 frequency division multiplexing, FDM 频分多路复用
- chromatofuge
- chromatogram
- chromatograph
- chromatograph gas detector
- chromatographia
- chromatographic
- chromatographic analysis
- chromatographic column
- chromatographic data system
- chromatographic fingerprint
- chromatographic instrument for rock & mineral analysis and test
- chromatographic media
- chromatographic peak
- chromatographic refolding
- chromatographic resin
- chromatographic resolution
- chromatographic separation
- chromatographic workstation
- chromatographic workstation(Data System)
- chromatography
- chromatographyatomic absorption spectrometer
- chromatography-atomic absorption spectrometry hyphenated analysis for pharmaceuticals
- chromatography-atomic emission spectrometry hyphenated analysis for pharmaceuticals
- chromatography-atomic fluorescence spectrometry hyphenated analysis for pharmaceuticals
- chromatography-atomic spectrometry hyphenated analysis for pharmaceuticals