Butt it is a heart, my be loved. Where are its shores and its bottom?

但是它是一颗心，我的爱人。何处是它的边和底？ ？

youdao

First, weld the butt seams on the bottom plate of the furnace, with radiating and symmetric welding conducted from the central point.

先焊炉底板间对接焊缝，由中间往四同辐射对称焊接。

youdao

First, weld the butt seams on the bottom plate of the furnace, with radiating and symmetric welding conducted from the central point.

先焊炉底板间对接焊缝，由中间往四同辐射对称焊接。

youdao