a免费在线丨视频久久丨成人黄色大全丨国产精品自拍在线丨91不戴套国语对白在线观看丨成人黄色在线免费观看丨aaa亚洲精品丨a在线视频v视频丨又粗又硬又黄又爽的免费视频丨欧美黄网在线观看丨国产一区二区精品久久岳丨免费久久久丨色视频免费看丨欧州一区丨日本孰妇毛茸茸xxxx丨亚洲国产成人精品无码区99丨亚洲日本久久丨顶级毛茸茸aaahd极品丨亚洲最大综合网丨又粗又猛又大爽又黄老大爷5

3D printer is also called a three-dimensional printer. It is a process of rapid prototyping.

It uses layer-by-layer stacking to make a three-dimensional model.

The liquid photosensitive resin material, molten plastic wire, gypsum powder and other materials are sprayed with adhesive or Extrusion and other methods realize layer-by-layer stacking to form a three-dimensional entity.

3D printer lithium battery model: XL 11.1V 4000mAh

3D printer lithium battery cell model: 606090

Lithium battery IC: Seiko
 
Lithium battery lead: UL3239 20AWG