飞艇七码雪球教程

简介：The ordinary bird gun currently used in the Shenji Camp weighs about 9 kilograms and has a caliber of about 15mm, while the turtle dove foot gun weighs more than 18 kilograms and has a caliber of 20mm. The bird gun fires lead bullets weighing 14g, while the turtle dove gun shoots lead bullets of more than 50g. The amount of gunpowder used at one time is more than three times that of ordinary bird guns.