你们好！ 我叫王红发,是西安市周至县马召镇的一位农民,也是《中国青年科技》的忠实读者,之所以连续几年都要订阅贵刊,还有一段经历: 去年初,当我致富无门,加上外债逼得我走投无路之时,偶尔在贵刊上发现了几条科技信息。如《封闭式速生豆芽新技术》,因该项技术不用机械、 Hello! My name is Wang Hongfa, a farmer from Mazhao Town, Zhouzhi County, Xi’an. She is also a loyal reader of “China Youth Science and Technology.” I have subscribed to your magazine for several years in succession. I had another experience: early last year, when I was rich When the door and the external debt forced me to desperation, I discovered several pieces of scientific and technical information occasionally in your magazine. Such as “closed-type instant bean sprout new technology”, because the technology without mechanical,