1) Y-5B type of plane
Y-5B型飞机
2) Q21-5B stamping and shearing machine
Q21-5B冲型剪机
4) y-type rolling mill
Y型轧机
1.
The rolling process and the design of pass of rolling mill were researched, meanwhile, the rolling pressure of Y-type rolling mill was also calculated.
本文从研究轧制原理入手,对轧制工艺及孔型设计进行了深入研究,给出Y型轧机轧制压力计算。
6) Y type cold rolling mill
Y型冷轧机
补充资料：变后掠翼飞机(见后掠翼飞机)
变后掠翼飞机(见后掠翼飞机)
swing-wing aircraft
bianhoul位eyi feiii变后掠翼飞机(swing一wing aircran)见后掠翼飞机。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条