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Lighting the continuous development of market opportunities and challenges faced by a great, and China’s first LED lighting in the recently released national standards, which had become so hot in the field of LED lighting has become more “real.” Since from the most recent industry data and information given in view, the future of China’s […]

The promulgation of China’s photovoltaic industry development policies, are entering the intensive phase. In March this year, China promulgated the “Solar Roofs Plan”, the only Less than 4 months time, the Ministry of Finance, Science and Technology, National Energy Board have jointly issued the “Golden Sun demonstration project on the implementation of the notice”, the […]

Manufacture of PET bottles to use more traditional antimony and germanium catalysts, such catalysts in the molding process of PET bottles will produce acetaldehyde, and in the high temperature of the PET bottle filling process, the heavy metal antimony easily separated from the PET into the liquid and thus harm the human body. Teijin introduced […]

History First European contact Back when California was part of Mexico, on August 3, 1769, Don Jos Gaspar de Portol, the first governor of provincial California, and his entourage, the Portola expedition, became the first Europeans known to arrive in the area, having traveled an existing Indian trail (present-day Wilshire Boulevard) to the present-day site […]

History Magnetic amplifiers During the 1950s there was widespread interest in the use of magnetic amplifiers as a solid state switching device. The amplifiers used the saturation points and hysteresis curves of a magnetic core to sum a number of inputs and settle to a single output state. The various logical functions were achieved by […]