PDF (消歧义)
target: 帕金森症基金会
description: （Parkinson's Disease Foundation）
target: variable data publishing
description: Page Description File, used in --&gt;
target: 双向文稿
description: Pop Directional Formatting，Unicode字符U+202C，用于的格式化字符
target: Profile-directed feedback
description: a compiler optimization better known as Profile-Guided Optimization (PGO)
target: Program Development Facility
description: in the IBM z/OS operating system--&gt;
target: 概率密度函数
description: （Probability density function）
target: Pair distribution function
target: Parton distribution function
target: Powder Diffraction File
target: Palladium fluoride
description: ('''PdF'''), a series of chemical compounds
target: Planar deformation features
description: in geology
target: compound bow
description: Peak draw force, in a  in archery
target: 和平发展基金会
description: （Peace Development Fund），一家位于美国马萨诸塞州阿默斯特的非盈利组织
target: 人民防卫军
description: （People's Defence Force），缅甸武装组织
target: Panama Defense Forces
target: Peoples Defence Force (Grenada)
description: the army of Grenada prior to the U.S.-led invasion of 1983
target: Peoples Defence Force (Singapore)
description: a civil reserve element of the Singapore Armed Forces
target: Defence Forces (Ireland)
description: the standing branches of Ireland's military
target: Parti de la France
target: People's Democratic Front (Hyderabad)
description: a political party that existed in India during the early 1950s
target: Personal Democracy Forum
description: website and conference on technology in politics
target: Planetary Defence Force
description: in the fictional ''Warhammer 40,000'' universe
target: Playa del Fuego
description: a Delaware art festival
target: Postdoctoral fellow
target: KPDF-CA
description: 美国亚利桑那州凤凰城的电视台
target: PDF417条码
description: 一种二维条码