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Hard disk is a kind of hardware, which is used to store files. Floppy disk is also a kind of storage device. It can only be used by floppy disk. Now it is only 1.44 MB, and its capacity is too small. It is generally not used now. Now it has been gradually replaced by U disk.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).10,000 Yuan Zhao Xiaojuan Zhang Junli Life and Death Beinmei Editor Xu Yue　　单身狗的悲伤事洛杉矶接连发生9起绑架案，被绑架者来自各行各业，有神父、检察官、演员还有俱乐部老板，彼此间似乎没有任何关联，而绑架案却都由一人所为，一个戴着蓝色面具、一身黑衣的男子。此案惊动洛城，警方全员出动，却始终找不到任何头绪。与此同时，在城市某各个角落黑暗潮湿的地下室内，9个被绑架者迎来了人生中最为痛苦难熬的时刻。蒙面人要求他们思考被绑架的原因，然后每个10分钟便杀掉一人，直到他们找到原因为止。人质们激烈争论，相互攻讦，抑或检讨人生中所犯下的错误。时间一分一秒地流逝，死神的判决越来越近翟金棠本于巡捕房任职「包打听」，惯用黑吃黑手段，屡破奇案，深得法国殖民政府的信任，扶摇直上成督察长。金棠亦得贤妻桂生相助，为其建立的黑道势力，声势愈见浩大，旗下赌场、妓院等生意均蒸蒸日上，令金棠问鼎上海滩黑白两道！