How to go from Khabarovsk to RaoHe?

Cardinal, breakthrough changes, inventions of high levels are usually beyond our perception. And how limited is it, can be illustrated with a small example. During the war, A team of engineers worked to improve aircraft, to gain superiority over the enemy. “Watching, which parts of the aircraft are most susceptible to damage, need to strengthen them in these places”. Engineers collect data about, what goes wrong, … Read more