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三吨铁门保护心脏“中国第一个核武器研制基地”位于青海省海北州海晏县境内的金银滩草原上,对外称国营221厂或青海矿区。在青海,人们似乎更习惯叫它“221”。这个用纯钢筋混凝土浇筑而成的地下掩体,距离地面9.3米,能保证地面设施受到攻击时掩体内仍能坐镇指挥。从海北州邮局院内的一个铁门沿阶而下,经过一处岗哨后,一道厚重的铁门出现在眼前。据工作人员介绍,这扇门重达3吨,防
Three-ton iron gate to protect the heart “China’s first nuclear weapons research base ” is located in Haiyan County, Qinghai Province, Haiyan County, the territory of the Jinyintan grassland, the state said 221 state-owned or Qinghai mining area. In Qinghai, people seem to be more accustomed to call it “221 ”. The underground bunker, which is made of pure reinforced concrete, is 9.3 meters above the ground, ensuring that the bunker can still command the ground when it is attacked. From the Beijiao post office a iron gate along the stairs, after a sentinel, a heavy iron gate appeared in front. According to the staff, this door weighs 3 tons, anti