The machine is made from steel. It's vibration treated roil to reduce internal stress.
本机械为钢板结构, 经振动时效消除内应力.
互联网
"the sea was churning in the storm"
本站内容全部是从互联网搜集编辑整理而成，仅供学习，如有冒犯，请联系我们删除。
Copyright © 2025 狗狗查 版权所有 蜀ICP备19007636号-6 联系QQ:86516977
