Generate designs for machines and assembly lines.
设计机器和装配线。
These studies led to designs for flying machines, including helicopters and gliders.
这些研究引发了对于飞行器的设计，包括直升飞机和滑翔机。
The designs include mill rollers for both the first and second flattening machines.
包括第一道轧机的轧辊设计，第二道轧机的轧辊设计。
The designs include mill rollers for both the first and second flattening machines.
包括第一道轧机的轧辊设计，第二道轧机的轧辊设计。
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