The gate is the guardian of the family. A good security door can not only protect family property, but also make people feel more at ease. Therefore, the security door has been rapidly developed in the modern era. Among the numerous anti-theft door brands, the step-by-step security door is definit ...read more...
Abstract In many people's eyes, Shi Xiaowei may seem a bit "not like" a national model worker. As a senior mechanic of Wuxi Weifu Mashan Oil Pump Nozzle Co., Ltd., he hates to do things repeatedly and is more willing to add some ideas to his work through innovative ideas... In ...read more...
The traditional method of boiled eggs is to put the eggs in the water and boil them in white water, so that the boiled eggs are easily boiled, so that the nutrients of the eggs are lost and the eggs are easily contaminated when the eggs are peeled. . Now that many people have bought egg cookers, e ...read more...
1, according to the principle of work: (1) Switch type lightning arrester: Its working principle is that it exhibits a high impedance when there is no instantaneous overvoltage, but once it responds to a lightning overvoltage, its impedance mutates to a low value, allowing the lightning current t ...read more...
1. Never touch the metal part of the test wire during the measurement to avoid being damaged by electric shock. 2. Measurement wiring must be strictly operated according to the instructions, otherwise the consequences are your own. 3. Be sure to check carefully that the parameters set are correct ...read more...
The Wang Jing 1 profile rubber dam is a new type of low head building that has emerged with the development of the high-strand synthetic fiber and rubber industry. It is made of high-strength synthetic fiber and coated with rubber as a protective layer inside and outside. After the water is injecte ...read more...
On May 4th, the traditional ovens are based on the burning of carbon or gaseous fuel to make the food oven. The process is not clean and not environmentally friendly. If you have tolerated the traditional oven for a long time, you can pay attention to the above picture. The al ...read more...