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七四○厂一新品列入国家级重点新产品日前，七四０厂引进消化吸收美国著名电子管企业ＥＩＭＡＣ公司技术，自行研制开发的４ＣＸ１５０００Ａ产品被国家科委列为１９９５年度国家级重点新产品。该产品系七四○厂为出口美国ＲＥＬ公司研制的大功率金属陶瓷四极管。该管采用...
A new factory of 7400 was included in the state-level key new products A few days ago, the factory of 4 0 0 introduced and digested and absorbed the technology of EIMAC, a well-known American tube company. The 4CX15000A product researched and developed by the State Science and Technology Committee was listed as the 1995 state-level key new product. The product line 74 plants for the United States REL company exported to the development of high-power cermet. The tube uses ...