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Control End Address410 Attack 410 Force = 410* (1 +410/250) = 1082A 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.　　城市日益扩张、地产遍地开花的大环境下，马家祖屋的老住户们都住进了商品房。马伯夫妇却坚持住在老屋里面。地产商看中了老屋，欲征收改造成集民俗和餐饮一体的商业空间。马伯不愿意把祖上传下的基业交给别人。地产商软硬兼施，威逼利诱。马伯却不为所动。女儿马文文是传媒精英，对爸爸坚守传统文化的毅力感动，遂以客家文化为内容策划纪录片，并为老屋申请文化遗产保护。父女俩与地产商展开斗智斗勇的行动。一名生殖医学医生喝醉酒，竟用前男友的精子为自己人工授精。这下她怀孕了却有理说不清，只好想办法把对方追回来。不幸的是秦兵触动了长绳，杠杆失衡，油灯坠地，大火燃起。当世界被大火吞噬时，您会去哪儿？当前所未有的大火成为家常便饭时，您又怎样继续生活下去？