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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, A valve seat 7 is arranged between the valve disc 4 and the guide sleeve 6, a packing assembly 9 is arranged between the valve stem 3 and the valve cover 2, an O-ring 10 is further arranged on 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, and the contact end of the valve disc 4 and the valve seat 7 is provided with a water grain surface 41.浮島多恵、飯山由愛、安藤日和三人是公司的前台接待，她们的人生理想是“嫁个高收入老公，做全职太太，从此走向幸福生活”。多恵为了实现自己的理想，讨好男友，在男友面前尽力装成听话的小猫，却发觉自己的内心越来越焦虑。某天她遇到了以前结婚退职的前辈南場麗華，在这位前辈的指引下，她发觉了一个可以用贷款买男友，来排解压力的“新世界”……夏天天刚把校霸郭之宇调教成“忠犬”男友，就遭到了母亲何青柠的强烈反对，在何青柠心中，夏天天的公司总裁秦至才是完美女婿，她决心要亲自出手，却没料到，偶然的一天母女二人居然互换了身体！何青柠开始顶着女儿的身体为所欲为，夏天天则用母亲的身体奋起反击，俩人在鸡飞狗跳的互换人生中慢慢理解彼此。与此同时，两段高甜恋爱也正酝酿发酵......湘西，学成归来的大小姐黄夏，正准备返乡与青梅竹马的少校军官冉志高完婚，不想半途遭山匪袭击，幸被猎人石风相救。从小在山林长大的石风跟随黄夏出山，与冉志高成了惺惺相惜的生死之交，不想却由此揭开了一段尘封多年的家族恩仇，上一代的恩怨情仇令三人之间的情感也卷入了血色漩涡之中。石风为报灭门之仇被逼得上山为匪，兄弟反目。日寇入侵，国破家亡，石风和冉志高为民族大义，放下个人恩怨，携手抗敌，粉碎了日军间谍一个又一个阴谋。在铁山一战中，为消灭敌人的先遣军，浴血奋战至最后一人。　　一日，内海薰又接到了一起离奇的谋杀案子。小男孩忠广自称灵魂出窍看到了疑犯的汽车，若忠广所言属实，则疑犯的嫌疑能得以洗脱，然而警方又怎能将灵魂出窍当成证供？难道忠广在说谎？内海薰自然又找到了她的“明灯”——汤川学。汤川学经过现场取证，证明了忠广的确看到了疑犯的汽车，由此为疑犯洗脱了嫌疑，同时戳穿了所谓的“灵魂出窍”，最后真相大白。时值当朝，我无能报仇。