โครงสร้างของเตา ใช้อิฐทนไฟ และ คอนกรีตทนไฟ ก่อเป็นที่อบ The structure of the furnace Use fire resistant brick and concrete fire-resistant construction is steam
The structure of the furnace Use fire resistant brick and concrete fire-resistant construction, The structure of which is the baking furnace Use fire resistant brick and concrete construction is fire-resistant steam.
The furnace use refractory firebrick and concrete form as a. The structure of The Furnace Fire Use Fire-resistant resistant Brick and Concrete Construction is Steam.
The structure of the furnace, refractory brick and refractory concrete construction is a The structure of the furnace Use fire resistant brick and concrete Fire-resistant construction is steam