With nearly 100,000 visitors visiting the Milan Expo 2015 every day, this is not only a historic event for Milan, but also a great challenge for Amsa. Amsa is responsible for recycling waste, cleaning streets and providing environmental services in Milan. In order to meet these needs, the Am-----
OFweek Lighting Network often remembers a book called "The World is Flat", combined with my past work in charge of Zhen Mingli's global engineering business, in-depth communication with many customers around the world, and the experience of competing with global brands such as Philips -----
The specific pigments of algae are chlorophyll, lutein and carotene. The three chlorophylls commonly found in planktonic algae are chlorophyll a, b and c. Chlorophyll a accounts for approximately 1-2% of the dry weight of organic matter in all planktonic algae. A good indicator of algae b-----
Maintaining the synchronous operation of the power system generator is a necessary condition for the normal operation of the power system. Therefore, the concept of static and transient stability of the power system is also based on whether any generator in the power system loses synchronous oper-----
With the development of modern standards, science and technology are increasingly advanced. Many machines are in the situation where it is difficult to manually fill the oil. Automatic oilers can be used to facilitate the operation of the machinery and bring wealth to the company's ben-----
The permanent magnet brushless DC motor has simple structure, no commutation spark, good speed regulation performance, reliable operation and no excitation loss, so it is more and more widely used in various fields. In recent years, due to the development of power electronics technology and contro-----
Recently, Mann Diesel & Turbo announced that its MAN 32/44 common rail engine (rated at 3,600-12,000 kW) has been certified by the US Environmental Protection Agency as a requirement for all engines mounted on US flag ships. . Chuck Griffith, North American sales manager for Mann Diesel & -----