番茄机械化采收的发展
Development of Tomato’s Harvest with Machinery
机械化采矿作业线
Equipment for mechanized operation
综合机械化采煤
Full-mechanized Mining Coal
Fully- mechanized Coal Mining
板栗剥苞机械化技术
The Technology of Chinese Chestnut Barker
办公室工作机械化
mechanization of office work
半机械化建筑法
semi-mechanized method of building