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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).江大伟﹝刘德华﹞大学毕业后立志投身警界，为社会除暴安良，维持治安。伟考入帮办学堂，在刘Sir﹝秦沛﹞的严格训练下，取得优异成绩。鉴于贩毒活动日益猖獗，刘Sir遂委派伟做卧底。伟遂混入夜总会工作，更为贩毒头子陆一帆﹝刘兆铭﹞的得力助手卖命，实虚与委蛇，以便搜集帆的贩毒证据。板栗转头，见是一个面生的丫头，并不认得是谁，脸颊红润健康，看样子是才买回来的农家姑娘。/shoo (expulsion)假扮成汉军运粮兵的汉国士兵，趁着搬运粮食的时候，瞬间占领了成皋北门。50年代的德国,驻扎于Kaltenstein（冷石）的美军带来了崇尚个人自由主义的风气,因此两种文化开始猛烈的冲撞。。。H1. Operator ();