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根据国务院《关于在我国统一实行法定计量单位的命令》,小学数学教材中全部采用了我国法定的计量单位,把原来教材中暂时保留的市制土地面积单位亩改为公亩。广大数学教师也以课本为依据,不再教学亩的概念。可事安上使用土地面积单位公亩,并未在全国范围内推广、普及、应用。《人民日报》海外版是这样报道我国去年夏季洪涝灾害损失详情的: 农作物绝产:1800万亩成灾面积:19500万亩受灾面积:31500万亩在农村,以家庭联产承包为主的责任制、农作物单产、农药和化
According to the State Council’s “Regulations on the Uniform Implementation of Legal Measurement Units in China”, all primary school mathematics textbooks use the statutory measurement units in China, and the area of the municipal land area temporarily reserved in the original textbooks was changed to acres. The majority of mathematics teachers are also based on textbooks and do not teach the concept of mu. It is safe to use land for a unit of land and it has not been promoted, popularized, or applied across the country. “People’s Daily” overseas version is to report the details of China’s summer floods last summer: Crops out of production: 18 million acres of disaster area: 195 million acres of affected area: 31,500 million acres in rural areas, with family-based contract responsibility System, crop yield, pesticides and chemical