手法之一：“累计”。有的经营者刚称完商品，不是把游码恢复到零位，而是按累计或去称下一份商品，这样第二次称量显示的便是与前一次重量的总和。手法之二：“带盘出售”。电子秤空秤数显示确实是零，但经营者已先把盘子拿下，将秤盘和商品一起放在电子秤上计量，秤盘的重量 One of the ways: “total.” Some operators just finished the product, not to restore the game code to zero, but according to the total or go to the next product, so the second weighing is displayed with the weight of the previous total. The second method: “tape sale.” The number of empty scale electronic scale is indeed zero, but the operator has first won the plate, the weighing pan and the goods together on the electronic scale measurement, the weight of the pan