求翻译：电烤箱内腔装有四块400W高温板，每块高温板上都可放一托盘，供加热或烘烤食品用，电烤箱左右两侧内壁各装有两个100W的低温板，用于食品的保温，继电器主要用于温度控制。门由不锈钢板、橡胶圈、锁、隔热层等组成，门上装有两个通气孔，供电烤箱加热及烘烤食品时排放水蒸汽之用。门的外表面装有电烤箱使用的文字说明标牌。是什么意思？

Electric oven cavity with four 400w high temperature board, each block of high-temperature board can put a tray for heating or baking food around on both sides of the inner wall of the toaster each equipped with two 100w low temperature plate for food insulation, the relay is mainly used for tempera

In the toaster oven cavity block 400 with 4 hot plates, W hot plate on each block can be placed on a tray, for heating or cooking food, and the toaster oven on the right and left of the wall there are two 100 W low-temperature for food of the warm, the relay is used for temperature control. Door is

The electric oven cavity is loaded with four 400W high temperature board, each high temperature panel all may put a tray, uses for the heating or roasting food, about the electric oven the both sides endophragm respectively is loaded

400W high temperature electric oven cavity equipped with four blocks, each block of high temperature plate can be placed on a tray, used for heating or baking foods, electric oven and left with two two plates at low temperature on the inner surface, used for food preservation, the relay is mainly us