显微镜是生物教学中不可缺少的仪器,但价格比较昂贵,有些设备差的中学只有一两架,甚至有的一架也没有。我们学校和一般学校比起来,仪器设备不算少,有十二架显微镜,但是过去上生物课时却还是感到不够用,因为一架显微镜起码是四个人合用,一个东西四个人轮流看,浪费课堂教学时间,影响教学质量,自从党提出勤俭办学的方针后,我想应该开动脑筋想办 Microscopy is an indispensable instrument in biology teaching, but the price is relatively expensive. There are only one or two middle schools with poor equipment, and some even have none. There are 12 microscopes in our school, but there are still 12 microscopes in our school. However, in the past, we still did not feel enough with the biology class because a microscope was a combination of at least four people. One thing and four people took turns to watch and wasting the classroom. Teaching time, affecting the quality of teaching, since the party proposed the principle of running thrift, I think we should start thinking