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Large packets exceed the maximum transmission unit (MTU) of Ethernet, which can force the target to fragment and reorganize when receiving UDP data, causing network congestion. . . .Principle: Traditional tobacco is smoked by ignition. The temperature of tobacco when burning reaches 800 degrees. Nicotine, carbon monoxide, tar, etc. will be produced in the process of tobacco burning. At the same time, tobacco itself also has fragrance released. Smokers are mainly satisfied by smoking nicotine and tobacco fragrance. There are more than 2,000 kinds of harmful ingredients produced by smoking, The main components that cause harm to human health come from tar produced in the combustion process, However, the working temperature of the heating non-burning electronic cigarette is about 300. Not more than 300 degrees, Tar is mainly produced at over 400 degrees, In other words, Heating does not burn electronic cigarettes. Due to the relationship between temperature, A small amount of tar is produced, which can be ignored. Moreover, the temperature at which heating does not burn is only about 300 degrees, so there is no combustion, no open flame and no soot. However, the aroma and smell of tobacco are still released, and smokers can also obtain nicotine, so that smokers can also obtain the feeling of smoking real cigarettes.东郊368国道和京广铁路交叉处附近发生重大车祸，一辆满载40万枚待销毁雷管的卡车侧翻。排爆大队接到任务，副大队长付杰第一时间通知大队长李兆先，自己则带着刚报到的公安大学高才生林莺赶赴现场。车祸现场由事发当地派出所负责警戒。付杰作出的繁复安排，被先期赶到并经过仔细勘察的大队长李兆先轻松解决。李兆先在排爆大队人称“一哥”。三十多年前，“一哥”李兆先是作战部队工兵连的排爆英雄。为了照顾给了他第二次生命的连长郭大为的母亲，李兆先转业来到郭大为母亲生活的这个城市，成了郭大为母亲的干儿子，照顾干娘一家。三十多年来，李兆先在排爆第一线出生入死、身先士卒。回到排爆大队，新的任务接踵而至，西郊风景区一座遭人盗掘的古墓被人爆破。从爆破现场的照片分析，李兆先断定实施爆破的人是一个爆破高手。针对这个爆破高手的调查分头进行，刑警大队陈队长负责对全市申遗古文物风景处实施，李兆先则带着付杰和林莺对化工品经销点进行调查。How to learn efficiently? I think we need good methods, insist on deliberate practice, ensure sufficient intensity, and effective coaches to provide feedback for learning. This "Deliberate Practice" provides you with effective guidelines.同时，《天河魔剑录》的设定也放出来一些，据说欧洲、美洲、非洲均有高手出场。