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, 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, the valve body 1 is provided with a liquid inlet cavity and a liquid outlet cavity, and the two O-rings 10 are respectively arranged on the inner side and the outer side of the packing gland 11.The evaporation box in the automobile air conditioner works in a low temperature environment, and water will be generated when encountering relatively hot air from the outside world, so water will flow out under the chassis of the automobile with the air conditioner on. At the same time, the humid environment of evaporation box and ventilation pipe and the dust deposited on the surface provide congenital conditions for mold breeding. Once mold encounters a suitable environment, it will multiply quickly. In the process of reproduction, it will produce rotten peculiar smell of objects. These peculiar smell will be mixed in the air conditioner with the opening of the air conditioner, thus polluting the interior of the whole carriage, often making drivers feel uncomfortable, and seriously causing discomfort such as dizzy rotation and chest tightness.06 日英同盟先放了她。As Zhao Mingkai said, This unknown dog-like creature has teeth similar to those of salmon, Driven by bite force, it can cause horrible damage to skin, Coupled with the special "X" petal-shaped mouth structure, With the same bite, This mouth shape can cover a larger area, Or can bite a larger target, Although this structure may be more difficult to exert biting force than the common upper and lower structure of the mouth, But I don't know what the bite force of this monster dog is, But what is certain is that it is definitely not small. Special mouth shape + sawtooth salmon-like cut teeth, This also explains why this strange dog, which has always been small, can bite nearly two-thirds of the muscles (watermelon size) of an adult male thigh. Even if it is a small watermelon, if you are interested, you can buy one and put it on your thigh to gesticulate to see how much the volume has reached the total thigh muscle) and tear it off.美女研究生洛无忧在做实验时意外来到平行空间，在这里变身成为了一位古装丑女，丑女洛无忧来到了一个新的世界，在这里与王爷成婚，与王爷相爱，同时利用自己的医术，将自己的容貌变得更漂亮了。且看丑女大翻身，如何叱咤王府The method of "learning words according to words" is to first affirm the customer's opinions, and then, on the basis of the customer's opinions, say what you want to say by asking questions. After some persuasion, the customer could not help saying, "Well, we really need this product at present. "At this time, the salesman should lose no time to take the conversation and say," Yes, if you feel that using our products can save your company time and money, how long will it take before the deal can be concluded? "In this way, the water will follow. Without femininity, customers will naturally buy it.
