Powder metallurgy technology not only has the advantages of less conventional powder metallurgy processes, no cutting or less cutting, and high economic benefits.

If the lighting distribution box (board) is used in a humid and dusty place, it is easy to mold and leak; in addition, if the wooden box (board) is not treated with flame retardant, it is easy to cause fire and is a hidden danger of insecurity.

Many applications of lightweight conveyor belts require it to be tensioned first, and then to change its length by adjusting any rollers. In this case, the tension in the belt will change throughout the life of the belt.

Recently, the China Association for Science and Technology released 10 scientific problems that have a guiding role in scientific development and 10 engineering problems that have a key role in technology and industry. What are these 20 questions? Let’s refer to it together!

The hydraulic system uses Pascal’s law in hydrostatics, uses oil or other liquids to transfer the pressure in the liquid, so as to realize the small pressure to control the large pressure, which is similar to the lever principle.

The solder bar will appear in the soldering process. The main reason for this phenomenon is the poor reducibility or insufficient amount of the flux. Below, I will analyze it for you.

Employees are the precious wealth of an enterprise. An excellent company is bound to treat itsemployees as jewels in the palm .

As a manager, if you always want to solve problems in private, you will be incurring dereliction of duty that cannot fulfill your mission. An important principle of public management is that managers do not do obscure work, but are sound, colored, and powerful. Only by coming out can management be effectively improved and decision-making can be implemented in place.

With the continuous improvement of sensing technology, intelligent technology and computing technology, intelligent mobile robots must be able to play the role of human in production and life. So what are the mobile robot positioning technologies mainly involved? After summarizing, mobile robots currently mainly have these 5 positioning technologies.

American scientist Angela M. Belcher has developed such a new technology that can “captive” viruses in lithium batteries, let them work for us, and continue to produce power.

At present, the level of intelligent driving of various car companies is uneven.The Audi A8 claims to be able to achieve the highest level of L3 autonomous driving. Tesla said that its L2.5 level of autonomous driving is mature, and some companies abandon L3 and directly develop L4/L5 level automatic driving.

 1. A large amount of smoke and dust should be emitted during drying, 2, You need to burn a lot of fuel in order to provide the corresponding heat.

We often see a lot of smaller stones on some railway tracks. Do these stones have any effect? These stones are called “ballasts” in the industry. Ballast, sleepers, steel rails, etc. together form a rail system. These ballasts played an important role in the rail system.