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They are described in detail below.Set up corresponding inclusion criteria for MDT discussions so as to specify when cases should be submitted for MDT discussions. For example, the following issues need to be clarified: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, An O-ring 10 is further dispose at that upper portion of the packing assembly 9, An upper part of that O-ring 10 is provide 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, the valve body 1 is provided with a liquid inlet cavity and a liquid outlet cavity, the two O-rings 10 are concentric arranged, and the inner diameter and outer diameter of the two O-rings are different.大都会繁华璀璨，可是一班寄居在社会低层的弱势群体，不单止享受不到繁荣带来的富足和温饱，反而遭到压榨和剥削，幸而，在浊世之中，仍有人挺身而出，为这群可怜人仗义执言，他就是盲侠大律师。Backup websites are not necessarily full-featured. If they can browse statically, they can meet the needs. At the very least, it should be possible to display a notice to tell users that there is something wrong with the website and that all efforts are being made to repair it. When my personal website went offline, I made a temporary homepage with a few simple lines of HTML code.1. OrderType (Recharge Type), if the value is 1, it means the user who recharged 500 yuan, if it is 2, it means the user who recharged 200 yuan, and if it is 3, it means the user who did not recharge.《哈哈乐园》是韩国MBC电视台推出的一档追求人和动物幸福共存的探索型综艺节目。节目名哈哈乐园HAHAland的HAHA取自人和动物的英文单词Human和Animal的首写字母，表示动物与人能一起欢声笑语，共同感到幸福的乐园。