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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.Telecommunications这是一个有点热血的电视剧制作人。在宽带上进行免费广播成为了话题。生田美月是进入电影·TV制作公司3年的OL。我从小就很喜欢刑警这部电视剧。有一天，她突然被提拔为新节目“超变身Cosplay”的负责人。但是，美月是被附近的小学生戏弄的萝莉脸，孩子体型。多亏了这个，现场才被当成笨蛋…。Don't assume that owners who benefit from abusive content are responsible for this. For example, it is not because a photo has received hundreds of fake "likes" that the owner buys it. We have seen countless cases of attackers extracting legal content in order to cover up their traces or try to make us punish innocent users.　　女儿的睡前故事暂无剧情简介随着时代的发展，生活水平的提高，中国人对“吃”的需求也从解决温饱向更高的层次转变。人们赋予了“吃”这个动词更多的内涵，“吃什么，什么时候吃，和谁吃，在哪吃，怎么吃”这些问题极大地引起了人们关注。《可可美食计》首档美女美食节目 让美女主持可可带您享用各地美食美景，做一个专业的美食饕客。