机器特点：

1. 本机采用上、下层分开4段式自动温控调节，能自由控制各段上下层温度
   
2. 本机温度误差±2℃，且各段互相不串温
   
3. 采用上下层分4段式组合安装，便于拆卸与安装
   
4. 采用直流马达输送，上下层速度可自由调节
   
5. 本机使用电控系统，上下层单独控制
   

Machine features:

1. This machine adopts a 4-stage automatic temperature control adjustment with upper and lower layers separated, which can freely control the temperature of each upper and lower layer in each section
   
2. The temperature error of this machine is ± 2 ℃, and each section is not in series with each other
   
3. Adopting a 4-stage combination installation method with upper and lower layers for easy disassembly and installation
   
4. Using DC motor for conveying, the speed of the upper and lower layers can be freely adjusted
   
5. This machine uses an electronic control system, with separate control for the upper and lower layers