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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.Article 15 [Intelligent Monitoring] The medical security administrative department of the people's government at or above the county level shall innovate the supervision methods, promote the use of information technology in the field of fund supervision, build an intelligent monitoring information system for medical security in the region, realize full coverage of supervision, and enhance the effectiveness of supervision.电影讲述的是第二次世界大战太平洋战争重要转折点——中途岛海战：经此一役，日本海军受到“降维打击”，美日海上实力反转，从而扭转了整个太平洋战场的局势。影片通过参战士兵和飞行员一个个鲜活的故事，带领观众逐步进入1942年6月初发生在太平洋中途岛附近那场令人难以置信的战争……Potentilla erecta你曾爱上过你最好的朋友吗？再过两周，Jamie就要从芝加哥搬到纽约去，她的梦想是成为一位百老汇演员。她最好的朋友Jessie对此十分烦恼，因为两人的感情已经不再是秘密了。随着搬家之日临近，为了让Jamie嫉妒，Jessie开始和其他女孩约会，但她的计划招致的后果却在她的意料之外。且说葫芦和秦淼，一路沉默着，到了秦家院门前，秦淼方才开口叫了一声：葫芦哥哥。那这些年不是白等了？这可是咱们乡下说的，砍了一年的柴火，一灶就烧光了。