Wedge mechanical multihearth roaster

例句：

1. 1. The wedge mechanical multihearth roaster is an essential tool for baking bread.
   楔形机械多火炉烤炉是烘焙面包的必备工具。
2. 2.The wedge mechanical multihearth roaster has been upgraded to improve efficiency and reduce energy consumption.
   楔形机械多火炉烤炉已经升级，以提高效率并减少能源消耗。
3. 3. The wedge mechanical multihearth roaster is used in various baking processes, from bread to cakes.
   楔形机械多火炉烤炉用于各种烘焙过程，从面包到蛋糕。