关键生产技术
the key technology of production
关键字:作物水分生产函数
crop water production function
快速热电偶生产制造技术、关键设备
technology and related equipment for the production of quick themoelectric junction
设计和生产的关键
key techniques for design and production
随机关键词产生
stochastic keyword generation
不关生产的活动
Directly unproductive activities
高产关键
Key to high-yielding production
高产关键期
Critical stage of high yield
关键生育期灌溉
irrigation during key growing stage
基础产业和关键产业
basic industries and key industries