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在苏联国民教育展览会上展出的“无线电教具”,由于直观性强、用途多、简单经济等优点,确可供作我们向苏联学习的宝贵资料。这些无线电教具中,尤以超短波发射机、超短波接收器和低频放大器等,更为精彩实用。相信许多同志打算自已进行仿制。但由于所需器材在我国现在市场上不尽具备或规格不同,因而便使仿造中产生一些困难,根据此种情况,我设法利用国产和自制的一些
The “radio teaching aids” exhibited at the Soviet National Education Exhibition are indeed valuable information for our study in the Soviet Union due to their advantages of being intuitive, multi-purpose and simple and economical. These radio teaching aids, especially ultrashort wave transmitters, ultrashort wave receivers and low-frequency amplifiers, more exciting and practical. I believe many comrades intend to imitate themselves. However, due to the equipment required in our country now on the market are not available or different specifications, which will make imitation of some difficulties, according to this situation, I managed to use some of the homemade and homemade