理学 企业信息系统 释 product data management; PDM 产品数据管理 以软件技术为基础，以产品为核心，实现对产品相关的数据、过程、资源一体化的集成管理技术。英文缩写PDM。
数据库 数据库应用 释文 product data management, PDM 产品数据管理
- belief logic, doxastic logic
- belief merging
- belief propagation
- belief propagation decoding
- belief revision
- belief rule base
- belief rule-base inference method
- Belimumab
- Belinda
- Belinfante
- BELINTERSAT-1
- Belize
- Belize Barrier Reef Reserve System
- Belize City
- Belkin's model of information-seeking episodes
- Bel'kovich crater
- Bell
- bell
- belladonine
- belladonna
- Bella (Izabella) Akhatovna Akhmadulina
- bell and board
- Bellatrix
- Bellavitis
- Bell basis