2. Rave manual clearing device, which removes explosives manually from the Tronadura well in the mine, solves technical problems, such as Fly Rock or flying rocks in the mine.

摘要

"Rave's manual clearing device removes explosives manually from pits in mines.Some technical problems have been solved, such as flying stones in mines or flying stones, which are really deadly shells.It is noted that the possibility of losing this well head and its explosives must be ruled out because the charged well head must be manually extracted at a premium in case of contact with explosives, which results in operational defects.He has a mango on him.Then, the body connects to the glass at its lower end.In order to better control the body, there is a Slav-proof handle.There is a container in the glass.Mango can be separated from the body to accommodate the extension from the mango to the body.Mango can be changed into another kind of mango.The body has no handle.The glass can be replaced by another glass with different diameters.Cup containers can be dismantled