人们把小改小革小发明的科技成果,比喻为零金,碎玉,确很得当。有事实证明:山西省大同市蔬菜公司,每年从外地调入大白菜4000多万斤,经营下来,总约有近一半要烂掉,大约损失100多万元。去年,大同市蔬菜公司科研所选点试验,只将堆放方法改为十字码垛,通风透气良好,烂菜损失就减少35%,如在全市推广,一年可减少损失600多万斤,价值22万 People compare the technological achievements of small reforms and small inventions to zero gold and broken jade. It has been proved that Datong Vegetable Company in Shanxi Province transfers more than 4,000 kilograms of Chinese cabbage each year from outside. About half of the total will be rotted and about 1 million yuan is lost. Last year, the Datong Vegetable Company selected a point of scientific research, only changing the stacking method to a cross stack, with good ventilation and ventilation, and the loss of rotting vegetables was reduced by 35%. If it is promoted throughout the city, it can reduce losses by more than 600 million kilograms a year. 220,000