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In real life, there are many requests that cannot be made by one person. For example, the salary at the interview may be decided by the technical manager if it is less than 10,000, but the salary between 10,000 and 15,000 may not be approved by the technical manager and may need to be approved by the technical director.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.“小王子（党卫军）”，由彭茂熙编导。Any negligence in the terms of the rules or any negligence in alert required by seafarers' usual practice or special circumstances at that time.该剧讲述了仅凭着热情进入了咖啡世界的新人,咖啡师姜高飞在2代咖啡的主人—咖啡名人朴硕的教导之下学习咖啡与人的过程。虞子期道：最要紧的还不是韩信和彭越，之前汉国也向越国派出了使者，汉国和越国之间是否有什么勾结呢？汉国既然向越国派出使者，那就说明刘邦最初是有和越国结盟的意思。Reset the superposition, what about the lock-up