Description: foundry machine. castings. sand casting. sand mill. moulding machine. sand core machine. shot blasting machine. sand treatment equipment. sand box. vibrator. spray gun. hardware. valve.是什么意思_Description: foundry machine. castings. sand casting. sand mill. moulding machine. sand core machine. shot blasting machine. sand treatment equipment. sand box. vibrator. spray gun. hardware. valve.在线翻译_英语_读音_用法_例句