Thin wall box shape section is a kind of structure generally adopted for machines.
薄壁多室箱形截面是机械结构中常见的一种结构形式。
It is designed with a special wall that shines or reflects sunlight into the box.
这种烹煮器有一面特制的墙壁，可以发光或将阳光反射到盒子内。
There is a switch board (control panel, distribution box) mounted on the wall.
在墙上装有一个开关板（控制盘、配电箱）。
There is a switch board (control panel, distribution box) mounted on the wall.
在墙上装有一个开关板（控制盘、配电箱）。
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