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
- tractricoid
- tractrisoid
- tractrix
- tractrix evolute
- tractrix radial curve
- tractroid
- Tracy
- Tracy Spencer
- Tracy Widom distribution
- Tracy-Widom distribution
- trade
- Trade Act of 1974
- Tradeand Labour Congress of Canada
- Trade and Tariff ACT of 1984
- trade balance of coal
- trade balance of crude oil
- trade balance of energy
- trade barriers of aquatic products
- trade books
- trade competitiveness index
- trade credit
- trade dependence
- Trade Expansion Act of 1962
- Trade Facilitation Agreement
- trade index