běi guān
意思解释：（North closes）南宋首都临安城的北门。
辽宁省黑山县北关小学于1948年11月建校。当时有学生350名，教师10名。到1960年，已有学生1089名，教师26名。自1958年9月开始在该校二年一班进行教学改革的试点。教学改革的试验首先在语文课中进行，然后推广到算术课。到1960年辽宁省教…
North of county of Liaoning province black hill closes elementary school to was built in November 1948 school. There is a student at that time 350, teacher 10. To 1960, already had a student 1089, teacher 26. Begin to be in from September 1958 what this school undertakes education is reformed one class 2 years is pilot. The Chinese of experiment head preexistence that education reforms undertakes in the class, extend arithmetical tax next. To 1960 Liaoning province teachs...
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