1970年8月……经历了五年的艰辛攻关，我国潜射导弹终于已初具规模。现在，潜艇水下发射的一个最难点是，火箭是在几十米深的水下发射的，它在弹射时会不会把潜艇砸了？美国的第一代潜射模型导弹在弹射出水面时没有点着火，结果导弹落下来，把潜艇砸扁了，造成“艇毁人亡”的事 August 1970 ... After five years of arduous research, our submarine-launched missiles have finally begun to take shape. Now, one of the most difficult submarine launch underwater is that the rocket is launched in the depths of tens of meters, it will not drop the submarine ejection? The first generation of submarine-launched missiles of the United States did not ignite when it was ejected from the surface of the water. As a result, the missile fell and smashed the submarine, resulting in a “boat crash”