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明星飞行员楚飞的载誉而归为新飞行员们树立了心中追赶的目标。作为飞行世家出身的新飞行员，林恕最先在新人中脱颖而出，但惯于揭穿的他，却受到同侪的猜测、不满、甚至嫌弃。连飞行服务队里向来任劳任怨的新人程橙都对他避之不及。而知晓程橙的“假面”原因后，林恕开始拯救计划。可惜，计划成功，无法面对情感的林恕却与程橙分离。一年以后，曾经的新人观察员们已经成长为各个层级的副驾驶，彼此陪伴着在蓝天上完成飞行任务、相互支撑着解决生活中都会遇到的难题。新一批“小飞”来报到，面貌一新的程橙重新出现在了林恕的世界里。再次相见，程橙主动出击，而林恕也在历经考验后，选择直面爱情，成熟成长。A low temperature stop valve, Unlike Example 1, Comprises a valve body 1 and a valve cover 2, A valve stem 3 is arrange in that valve body 1, One end of the valve stem 3 is provided with a valve disc 4, The other end of the valve stem 3 is provided with an adjusting handwheel 5, A low portion of that disc 4 is provided with a guide sleeve 6, The guide sleeve 6 is fixed by means of a connecting piece and a spring pad 8, Between that disc 4 and the guide sleeve 6 is provide a valve seat 7, Between that valve stem 3 and the valve cov 2 there is provided a packing assembly 9, An O-ring 10 is further dispose at that upper portion of the packing assembly 9, The upper part of the O-ring 10 is provided with a packing gland 11, the valve body 1 is provided with an arc-shaped end face 12, the arc-shaped end face 12 forms a line seal between the valve body 1 and the valve seat 7, the contact end of the valve disc 4 and the valve seat 7 is provided with a water grain surface 41, the packing assembly 9 comprises a flexible graphite packing layer, the valve body 1 is provided with a liquid inlet cavity and a liquid outlet cavity, and the two O-rings 10 are respectively arranged on the inner side and the outer side of the packing gland 11.Account No.: 93030155260000308Industrial Revolution 4.0-Intelligent Era: In the next 10 years, it will enter the Industrial 4.0 Era and realize the transformation from "automation" to "intelligence". Through CPS (Cyber-Physical System) network, real-time connection, mutual identification and effective communication among people, equipment and products are realized, and "personalized" customized commodities are tailored for consumers.　　卡莫尔，一个30岁的黑道，在床上有一些特殊的需求，所以他不断地更换伴侣，但没有人能够满足他。一天晚上，他遇到了金姆，金姆完美地满足了他的需求。就在这时，卡莫尔决定把这个人变成自己的，并开始追求他。