全质量双聚焦 double focusing at all masses
双聚焦质谱仪器 double-focusing mass spectroscope ; focusing mass spectroscope
双聚焦质量分析器 double-focusing mass assay
双聚焦型 Double focusing spectrometer
双聚焦质谱计 double focusing mass spectrometer ; mass-spectrometer double-focusing
反置双聚焦质谱计 [分化] reverse double focusing mass spectrometer
串联双聚焦质谱计 tandem double focusing mass spectrometer
双束双聚焦质谱仪 double beam double-focusing mass spectrometer
CFP成像有共聚焦和双聚焦两种形式。
CFP (Common Focus Point) imaging technology contains confocal and bifocal version.
共聚焦点(CFP)偏移是基于等时原理，通过激发聚焦和检波聚焦的双聚焦实现叠前深度偏移的地震成像方法。
Common focus point (CFP) migration based on the equal travel-time principle is a kind of pre-stack depth migration method through focusing in both emission and detection.
本文提出以双聚焦、无空间色散的设计原则，来代替常用的全消色差设计原则，使医用电子直线加速器的偏转磁铁能够具有更好的特性。
A double focusing, non spatial dispersion magnet design has been suggested to substitute the achromatic principle for improving the beam characteristics on target of the medical accelerator.
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