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When setting up a network, the selected network cable must have flame resistance to reduce the probability of fire. Generally, the rubber outside the real network cable is flame-resistant, which is a national mandatory standard. However, fake network cables are often made of common flammable materials. When we buy network cables at ordinary times, we can also use this feature to identify the authenticity of network cables.Just pass the request to the first node.上世纪20年代的香港，人称鬼王少帅的西泽奉命捉拿叛徒，却因为五块钱和大学生陆小葵不打不相识。两人就此结下奇妙缘分。西泽向来玩世不恭桀骜不驯，父亲特意找来军官大学的优秀生想将其“驯服”，没想到找来的竟然就是陆小葵，陆小葵品学兼优，尤其擅长国学礼仪。她坚信“知识改变命运”，一直憧憬着将年幼的弟弟送入学堂上学。两人在课堂上斗智斗勇，针锋相对，俨然一对欢喜冤家。就在陆小葵对西泽产生好感之际，西泽却告诉陆小葵，他是她绝对不能爱上的人，重重疑雾笼罩着陆小葵，一对有情人将何去何从。　　朝中奸臣王严暗中勾结突厥国，上欺天子，下压群臣暗藏祸心，三朝元老秦正军将军，力柬皇上全国征兵，以救国家于水火之中……Liz Bonnin presents a controversial and provocative episode of Horizon, investigating how new scientific research is raising hard questions about zoos - the film explores how and why zoos keep animals, and whether they need to change to keep up with modern science or ultimately be consigned to history.Should zoos cull their animals to manage populations? Liz travels to Copenhagen Zoo, who killed a giraffe and fed it to the lions, to witness their culling process first hand. They think it is a natural part of zoo keeping that is often swept under the carpet. Should some animals never be kept in captivity? In a world exclusive, Liz visits SeaWorld in Florida and asks if captivity drove one of their orcas to kill his trainer.But could zoos be the answer to conserving endangered species? Liz examines their record, from helping breed pandas for the wild to efforts to save the rhinos. She meets one of the last surviving northern white rhinos and discovers the future of this species now lies in a multimillion-dollar programme to engineer them from stem cells. Veteran conservation scientist Dr Sarah Bexell tells Liz the science of captive breeding is giving humanity false hope.Relying on automatic loading, the configuration is clear and concise.