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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, The O-ring 10 is further arranged at the upper part 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, and the valve body 1 is provided with a liquid inlet cavity and a liquid outlet cavity.Defined is used to define modules, and RequireJS requires each module to be placed in a separate file. According to whether there is dependence on other modules, it is divided into independent modules and non-independent modules. ?李斯搞清楚竟然是和邓陵墨的人发生了误会，以至于营救行动失败，不禁大为懊悔。陈总。HardLight这是一部由BL漫画《入目无人 四下皆你》改编的原创真人剧，将主人公女高中生小山浦原与《萍水相腐檐廊下》中的老妇人一之濑结衣联系在一起。