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One last thing on this subject, The 7.62 mm traced armour-piercing firebombs fired by the 81-1 family, Although the name is a little long, But compared with ordinary munitions, The difference is still well understood: Tracing and burning are simple, Is to add two corresponding drugs, The armor piercing is to replace the steel core behind the bullet's brass back armor (also known as bullet head) with a harder tungsten alloy core with stronger penetration to hard targets. The latter is also the tail-stabilized shelling penetrator used on the third generation of modern main battle tanks (abbreviation: APFSDS) is one of the two main materials (the other is the notorious, highly radioactive depleted uranium penetrator core, The user country is mainly the United States, while China mainly uses tungsten alloy penetrators, Less pollution and better performance, The United States does not need to. First, the United States does not pass the standard of tungsten treatment technology. Far from the level of our country, Secondly, the United States is a tungsten-poor country. It also wants to fully use tungsten alloy bombs, But it can't be used, But as a nuclear Power, There is a lot of depleted uranium as nuclear waste, so depleted uranium is selected as a substitute. As for tungsten alloy and depleted uranium, after putting aside the key additional condition of radioactive pollution, the pure question of who is better in armour-piercing performance is not directly related to this article, so it will not be described in detail).首播: 2019-04-19(日本)The content of the second shot is the information direction that is in line with microblog. Quick hands are down-to-earth user content; Eye-opening is a high-quality edited film.本次即将与明年7月上映的剧场版是《宠物小精灵》系列的第16部剧场版动画，上一部作品名为《宠物小精灵 Best Wishes 酋雷姆VS圣剑士》，而新作则是以被真红之铠包裹着，曾在3亿年前被等离子团改造了的口袋妖怪盖诺赛特为主角，在特报中登场的正是被称为“红色盖诺赛特”的口袋妖怪，它比平常的盖诺赛特行动更快速，能力更强劲！尤其是在“高速飞行行态”下时，更是为神速！而剧场版中它将如何活跃，又会与小智一行展开怎样的互动呢？让我们拭目以待！如今，燕南天苏醒过来。Let's first implement the following simple publish-subscribe mode. The code is as follows: