编辑同志: 近几年来,农机部门推广了一批节能新技术、新设备,如限油器、金属清洗剂等,各种报刊也相继报道过。然而,据我在本村的调查,13台农用机械和8台运输机械没有一台安装限油器,没有一个机手使用过金属清洗剂,80%的机手还不知道有这些新技术。笔者也曾多方联系询问有关事宜,结果是杳无音讯,总叫人望“新”兴叹。据报道,一台柴油机装上一只限油器可节油5～20%,减烟70%;使用一千克金属清洗剂可节约柴油 Editorial Comrades: In recent years, the agricultural machinery sector to promote a number of new energy-saving technologies, new equipment, such as limiter, metal cleaning agents, all kinds of newspapers and magazines have also been reported. However, according to my survey in our village, none of the 13 agricultural machinery and 8 transport machinery installed a ram and none of the machines used metal cleaners, and 80% of the machines did not know these new technologies. The author has also been multi-contact inquired about the issue, the result is no news, always call people “new ” sigh. It is reported that a diesel engine fitted with a limiter can save 5 to 20%, reducing smoke 70%; use of a kilogram of metal cleaning agent can save diesel