Wooden framed box is composed of a base, side, end and a topcover.
框架木箱也是由底座、侧面、端面及顶盖构成。
2
The lower part of the tank is a side tapered structure, and the top wall of the tank is provided with a repair hole with a sealing cover.
所述罐体下 部为侧锥体结构,在罐体顶壁上设置有带有密封盖的维修口。
3
The improvement of the technical scheme is as follows: the microswitch cover board consists of a stepped top and a vertical side connected with the side edge of the stepped top.