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? Make the following changes to the above code and change the SendFactory class, as follows:Ethernet also has preamble and inter-frame gap when transmitting. The preamble takes up 8 bytes (byte), or 64 bits. The first 7 bytes of the preamble are separated by 10101010, 1 and 0. However, the eighth byte becomes 10101011. When the host detects two consecutive 1s, it will know that there is data at the beginning. During network transmission, the data structure is as follows:吴琳琳发觉自己终于找到真爱了。总而言之，他的李左车一切为了赵国的举动都是居心叵测，都是别有用心。BIM technology has changed the traditional modeling thinking, realized the technological innovation of three-dimensional to multi-dimensional information modeling, and truly realized collaborative design. Through the promotion and application of technology, it has become an effective auxiliary tool for owners in the decision-making stage, and the necessary ability for design and construction units to undertake large projects. At present, foreign scholars pay more attention to the interdisciplinary and cross-domain comprehensive application of BIM technology to realize overall management in various aspects and to realize all-round cooperative work in various construction stages, various specialties and during operation. At present, foreign BIM technology is mainly applied to construction, design and operation management in subway.五个在校园被孤立的高中生，因为青春的荷尔蒙面临着许许多多的烦恼与迷茫。同时，黑暗势力丽达女王正蠢蠢欲动，为了寻找更多能量打造金人怪兽哥达来到地球。五名青少年命中注定地相遇，团结克服难关成为五色超凡战队，与他们的恐龙佐德人机合一雷霆出击拯救世界，毁天灭地一触即发……