Anonymous user 2016-11-12 answers I I am a professional welder, mainly looking at personal head. It depends on what level you learn. To the simplest, if you want to welded more cleverness, if you practice welding in 4 hours a day, it is okay for a month! To be great, it is hard to say that learning is endless. According to my smart, it took a few years to my first -class technology. If the silly person may not have half of me in my life! ~
21 Meso Elf 2016-11-12 Answer Experience accumulation is important. The foundation is relatively easy to get started. I don't know which one you learn or which kinds of? This welding to learn the transportation bar and adjust the current. When you just learn, remember not to always feed the welding sticks. Welding strips move inward along the welding. You can tilt the welding parts a little and welded from low to high. This arc welding to find block waste plates, directly on the plate, learn to add silk, and then two plates dock, it is still easy to get started. This welding is similar to the arc welding, and it is the simplest. Find 2 plates of more than 10 mm or more. The current is 250 and the voltage is about 26. Welded.
In daily life, with the relationship of work, the amount of tear secretion is reduced or abnormal in the tear liquid, and symptoms such as dry eyes, sourness, and burning pain occur. What are the reasons for dry eyes? What should I do if my eyes are dry? Let ’s take a look at what fruits to eat with dry eyes.
The cause of dry eyes
1. Middle -aged and elderly people, tears secretion function is reduced, and dry eyes appear; Early performance.
2, often watching computers and television, the frequency of the instantaneous purpose is significantly reduced, and the time for the evaporation of the tear membrane will be significantly extended, resulting in dry eyes. When visually fatigue, you may have eye fatigue, burning sensation, congestion, itching, dry discomfort, etc.
3, vitamin A deficiency, in addition to the dry eyes, the skin is dry or luminous.
4, dry eye disease may be one of the manifestations of dry syndrome. After the symptoms of the eyes are dry, it is best to find an ophthalmologist for a related examination to clear the cause of the dry eyes and treat the cause.
What to do if the eyes are dry
The hot towels apply eye
The hot compress can promote eye blood circulation, which will help to recover the meibomian glands , It can prevent the eyes itching from the eye disorders caused by meibomian glands. You can use a hot towel to apply your eyes for about 10 minutes.
mades of eye exercises
Eye health exercises are pressed on the acupuncture point around the eye, so as to help promote the smooth flow of qi and blood in the eyes, improve the eyes of the eyes fatigue.
The blinking people with a moist eyeball, and it is easy to appear dry and itchy eyes. You can blink consciously. Can rest for a few minutes.
It eye drops
The drop of eye drops can help alleviate the dry eyes, but pay attention to reasonable and correctly use it. Eye discomfort symptoms. It is recommended to consult a doctor before using it, and do a good job in hand and face before dripping eye drops to avoid causing infection.
The vitamin A
The itchy eyes and itching due to the lack of vitamin A, you can eat more foods rich in vitamin A in your daily diet, such as liver and eggs , Carrot, tomato, etc.
The medical treatment
If itching of the eyes caused by eye disease or infection, it is recommended to check medical examination to prevent the symptoms of eye discomfort worse.
The eyes are dry and more. Secondly, bananas contain a large amount of β-carotene. When the human body consumes too much salt, it will cause a large amount of water in the cells, which can cause redness and swelling of the eyes. The potassium in the banana can help the human body excrete these excess salt Donestion symptoms. Therefore, you should pay attention to the eyebrows. You can eat bananas when you use your eyes.
The dragon fruit
The peel of dragon fruit has vitamin E and a more special ingredient -anthocyanin. Anxisen is contained in weight loss fruits and vegetables such as grape skin, red beet, but the anthocyanin content in the dragon fruit fruit is the highest. They all have the effects of antioxidant, anti -free radicals, and anti -aging, and can also improve the prevention of brain cell degeneration and inhibit dementia.
The virgin fruit
The vitamin warehouse is a vitamin warehouse. The content of vitamin A in the sage fruit is the best in fruits and vegetables. The vitamin C and vitamin P are rich in the vitamin C and vitamin P. Nucleic acids to avoid genetic mutations. At the same time, the pectin ingredients in the virgin fruit can increase the elasticity of the skin, so it can be eaten as a snack, which can both beauty and protect the eyes.
The nutritional value of golden orange peel is surprising. 80%of vitamin C is stored in the peel. Protecting the immune system, the nutritional value is among the best in citrus fruits. Golden orange peel is thick and smooth, and there are many oil cells (that is, pressed will produce aromatic gases). In addition to eating fresh skin, it is often used to make casual foods such as honey, drinks, fruit wine and other leisure foods.
In conclusion: In life, it is recommended that you drink plenty of water to supplement the water in the body, while blinking can accelerate the secretion of tears in the eyes and keep the eyes moist. In this way, the pain caused by the dry eyes. So, the above is the content introduced by the editor. If you have the above symptoms, you can try it.
In our country, the welding operation needs to hold a certificate. Welders are the types of access to the accessories. Among the professional qualifications of the skill personnel, there are only five of the 81 types of work. The welders are one of them. Industry practitioners are unlicensed. With the continuous standardization of technology and the relevant requirements of the industry, more and more people want to take a welding certificate. The advantages of the verification are still very large. First of all Double or higher level. Therefore, the issue of short -term welders training has naturally become a problem that employees are more concerned about. The welding as an industrial "tailor" is a very important processing method in industrial production. The quality of welding quality has a decisive impact on product quality. So, what is the future development of welding technology? r The industry prospects ￼ With the development of production, welding is widely used in industrial departments such as Aerospace, aviation, nuclear industry, shipbuilding, construction and machinery manufacturing, and in China In economic development, welding technology is an indispensable process. After entering the 21st century, welding is an important part of the manufacturing industry and develops rapidly. Therefore, it has brought unprecedented development opportunities to the welding industry. The situation is still unique in the situation. r This currently consumes 300 million tons of steel (about 1.2 tons of welding structure) each year, and about 750,000 units of welding machines need to be maintained. Excellent welders have a monthly salary of more than 10,000, and their salaries are very considerable.
It takes 3 years to go to school for 3 years. It is easy to find a job.
Welders are also divided into different types of work. There are arc welded welding welding gas welding, etc., which can be separated or comprehensive. Therefore, the specific learning time is to combine the content you want to learn.
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