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8cb5130d5fba43e4a6f6dd6a61da9060One 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).If the message has been matched by the previous rule, iptables performs the corresponding action on the message, Even the latter rules match the current message, It is very likely that there will be no chance to perform corresponding actions on the message again. Take the above figure as an example, the message is first matched by the first rule, so the current message is "released", because the message has already been released, so even if the second rule in the above figure can match the message just "released", there is no chance to discard the message just now. This is how iptables works.见到他们三人，顾涧肃然道：老将军有话吩咐尔等。Syfy超自然动作剧《Ghost Wars》联合Nomadic Pictures共同制作。Vincent DOnofrio、Kim Coates、Avan Jogia、Kristin Lehman和Meatloaf将出演13集的首季。本剧背景设置在一个超自然力量泛滥 的偏远的阿拉斯加哦小镇，讲述了当地的流浪者Roman Mercer（Jogia饰）需要忍受小镇上的歧视和自己内心的魔鬼，学会驾驭潜藏在他身体里的超自然力量，将小镇从阴魂不散而且对当地人生活造成极大威胁的超自然能量中拯救出来。"Highway"