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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.《龙虎山客栈》由金牌编剧宁财神创作的武侠轻喜剧，以南山客栈为故事发生地，主要讲述了朱贵、杜兴、梁晶晶、雷子等一些水浒边缘小人物的喜怒哀乐，在人物性格不变的前提下，在这些人物的身上加了一些新的故事，让这些在原著中名不见经传的边缘人物在该剧中大放异彩。　　有人想方设法接近克里斯，那就是加里（马修·古迪 Matthew Goode饰）。加里对克里斯的际遇十分关心，为他介绍女朋友，把他恢复以往生活的内心欲望唤醒，更重要的目标，是和他合谋参与银行劫案。这里没有什么可怕的，但是住在这里的人太过可怕了。　该剧讲述了萧清、书澈、缪莹、宁鸣、成然和绿卡等人因为家庭、理想、爱情等种种原因相聚美国，成为藤校精英后，从象牙塔走向社会，一步步完成蜕变的故事。你跟秋霜说了什么？大苞谷冷笑一声道：我告诉了她全部的真相，包括张家被抄家的事，我被狼叼走是阴谋的事。