pd

PD Prevent Defense 保护性防守

PD Power Divider 功率分配器

PD Pitch Diameter 层心直径, (齿轮的)节径, (螺纹的)中径

PD Panic Disorder 惊恐性障碍

PD Power Distributor 机动喷洒机

PD Physical Distribution 实体分配

PD Presidential Determination 总统决定

PD Priority Designator 优先等级符号

PD Program Document 程序文件

PD Past Due 过期

PD Point Dipole 点偶极子

PD Precedence Diagram 顺序图

PD Pathogen Density 病原体密度

PD Polydypsia Polydypsia

PD Phase Change Dual-Layer (optical media format) 相变双层装(光纤媒体格式)

PD Pullorum Disease (Chicken Salmonellosis) Pullorum鸡沙门氏菌病

PD Profile Descent (aviation) 简介血统(航空)

PD PURiTY-DivX (EFnet mirc channel) PURiTY-DivX(EFnet mirc频道)

PD Postural Drainage (respiratory physiotherapy) 呼吸治疗谢清麟排水

PD Presidential Decision 总统决定