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快放了我哥哥，不然我就杀了她。HTTP slow attack is to use the normal interaction mechanism of HTTP protocol to establish a connection with the target server first, and then keep the connection unreleased for a long time. If an attacker continues to establish such a connection with the target server, the available resources on the target server will be exhausted and normal services cannot be provided.苏角与董翳这些熟悉匈奴的秦国将领也紧急奉命北上，前往关中北部布防，护卫关中Private static ConnectionPool instance = null;Public abstract class User {王公世铎对玝爷恨之入骨：其子闹市奔马，拖死行人；奕玝出头，导致其子死在狱中。As shown in FIGS. 1-3, a low temperature stop valve comprises a valve body 1 and a valve cover 2, wherein a valve stem 3 is arranged in the valve body 1, a valve disc 4 is arranged at one end of the valve stem 3, an adjusting handwheel 5 is arranged at the other end of the valve stem 3, a guide sleeve 6 is arranged at the lower part of the valve disc 4, the guide sleeve 6 is fixed by a connecting piece and a spring pad 8, and a valve seat 7 is arranged between the valve disc 4 and the guide sleeve 6.