产前工程智能化系统
pre-production intelligent engineering system
工程产品设计
engineering product design
基因工程产物
genetic engineering production
生物质工程产业
bio-energy engineering industry
水利工程产权
property right of hydraulic project
维修工程产品分析员
service engineering product analyst
种三产四丰产工程
Planting three to produce four high-yielding proje