The headline of CCTV News Broadcast aired "What the Internet Thinking Brings". Taking Haier Air.......
The magnetic field is divided into a uniform magnetic field and an inhomogeneous magnetic field. In a uniform magnetic field, the strength and direction of the magnetic field at any point are the same, as shown in Figure 13-a. In a uniform magnetic field, the magnetic force acting on the magnet.......
Regardless of which flotation scheme is used for copper- sulfur ore, there is a problem of separation of copper and sulfur. The principle of separation is generally copper floating to suppress sulfur.
First, the lime method
First, the lime method
The export market is optimistic about the woodworking machine tools, which are mainly the cutting and processing equipment used in the process of sawing and processing wood products. Mainly used in construction, furniture and wooden doors and other manufacturi.......
Toyo Tire & Rubber Co., Ltd. recently announced that its operating income for the first quarter of 2013 was 83.535 billion yen, down 30.7% year-on-year, while net profit rose sharply by 238% year-on-year to 4.234 billion yen.
Toyo Tire’s operating .......