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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.秦旷把众人的神情看在眼中，受不了她们的暧昧猜测。若是任由情况这般发展，章邯大军各各击破，瓦解起义军只是时间问题。公孙丽自小与两位师兄跟随爷爷习武，偶遇少年嬴政遭人欺负将其救下，嬴政对这位妙龄少女念念不忘。战国纷乱，公孙丽与二师兄相恋，二人因战争离开家乡，相依为命。二师兄因保护公孙丽中毒受伤，为换解药，公孙丽进宫嫁给嬴政，成为丽姬，却发现已怀有身孕。嬴政替丽姬瞒下此事，谎称孩子是自己的，天明出生后，嬴政对他视如己出，丽姬深受感动。大师兄韩申进宫营救丽姬，得知真相后为保护丽姬及孩子，潜伏宫中做侍卫。丽姬在与嬴政相处中发现这个冷血男人细腻柔软不为人知的一面，不知不觉爱上了他。险象环生的后宫，丽姬面对为争宠心机重重的妃子，以聪慧和善良赢得尊重并以爱的力量感化身边每个人，终以德服人成为后宫之主。局势的变化影响了性格变化，两者共同作用，影响了项羽和尹旭的关系。板栗蹙眉道：她在王家过得啥日子，关我啥事？又关你啥事？难道她家人待她不好，你就有理由勾人家的媳妇了？冯五哑口无言，撑在地上的拳头却握得死紧Output: