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一、教学经过 1959年4月29号,在初三甲乙两班关于光学知識和幻灯、电影机的教学,在本市光明电影院举行了一次现场课。学生整队七时到达。休息后,分組(每組十人左右)参观苏联45毫米袖珍式电影放映机的內部构造。并由影院負责机务的同志馬培申、王忠义、李生斌在各組参观时輪流讲解机件的构造和作用原理。学生具体看到了电影机的光源部分,反光和聚光部分,光电部分,发声部分以及馬达和机械轉动部分。并且看到
First, the teaching After April 29, 1959, two classes in the first three A on the optical knowledge and slideshow, movie machine teaching, held a live class in the city light cinema. Students arrive at seven o’clock. After the break, the group (about 10 people in each group) visited the internal structure of the Soviet 45 mm pocket-sized movie projector. By the theater responsible for the crew comrades Ma Peishen, Wang Zhongyi, Li Shengbin in each group visited the rotation to explain the mechanism of construction and role. Students specifically saw the film machine’s light source part, reflective and condenser parts, optoelectronic parts, vocal parts and motor and mechanical rotating parts. And see