Prevent direct contact of reels to drying chamber side and bottom walls, since these may be at significantly higher temperature than oven controller indicates.
防止直接接触的卷筒到干燥室和底部一侧墙壁，因为这些可能会显着较高的温度比烤箱控制器显示。
2
Sodium hydroxide, found in drain, metal and oven cleaners, is extremely irritating to eyes, nose and throat and can burn those tissues on contact.
The oven has reasonable structure, prevents short circuit caused by the contact of the oven body and an outgoing line of a fixture on an aging rack and has good work effect.