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(未完待续……) show_style();。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, A packing assembly 9 is arranged between the valve stem 3 and the valve cover 2, 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 which 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, the packing assembly 9 comprises a flexible graphite packing layer./glare (glare)If the number of network packets exceeds the upper limit, network congestion will occur. Slow response (consumption of network bandwidth resources)(未完待续……) show_style();。城市丛林中，每个年轻的男男女女都走得盲目而又小心翼翼。就像非洲草原上迁徙的斑马，穿着保护色，随波逐流。 《斑马逆行》这部电影想讲的是韩墨和白湘和无数平凡的男孩女孩一样会害怕受伤，也面临着外界的种种诱惑，但他们坚持着忠贞不渝的爱情观，用真情感动着彼此，并从中获得了付出真心的勇气，敢于在所谓的感情游戏规则中“逆行”，以诚相待，最终如愿以偿，收获真爱的果实。 情感节目编导韩墨和商学院海归白湘初遇于一次不欢而散的相亲，后来却阴差阳错的合租了同一套公寓。和北京这座国际化大都市的其他很多年轻人一样，合租的生活，让他们从柴米油盐中慢慢萌发了感情。在狗熊岭百年不遇的大雪中，熊二偶遇了小时候曾有过一面之缘的神秘小伙伴，除了重逢的喜悦，小伙伴也给熊二带来了不少麻烦：穷凶极恶的追猎者、神秘而未知的重大传说。一系列的阴差阳错，熊大熊二光头强和动物们不可避免地被卷入其中。在小镇和森林中，他们闹出了不少惊险又好笑的意外，在传说的驱使下，一行人踏上了前往白熊山的旅程，一路上，他们经历了欢笑和感动，勇气日渐增长，友谊也越加深厚，熊大和熊二学会了理解对方，矛盾也渐渐地化解。可是，一场灾难意外地爆发，在千钧一发之际，熊二鼓起勇气，承担起了拯救大家的责任，危机最终圆满解决。