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Dongyang, Zhejiang, one of the three major production bases straw mat. Straw mat, a long history of production, quantities of better. Alpine Rush (soil name Rattus) is one of Cyperaceae, Ye was tubular, there are 1.67 meters long or more. Planting Alpine Rush with the split-root method, that is, taking the first sub-Bai Cheng […]
July 26, Canada, Hanfeng Evergreen Co., Ltd. announced in Beijing that will be used for two years, Jiangyan City, Jiangsu Province in China’s first investment in the establishment of the world’s most advanced slow-release sulfur coated urea fertilizer production line, designed to build slow-release fertilizer base in China. An industry source said that the […]
History The process of osmosis through semipermeable membranes was first observed in 1748 by Jean Antoine Nollet. For the following 200 years, osmosis was only a phenomenon observed in the laboratory. In 1949 the University of California at Los Angeles (UCLA) first investigated desalination of seawater using semipermeable membranes. Researchers from both UCLA and the […]
Europe Filament lamps United Nations Economic Commission for Europe (UNECE) has standardized the following three groups of filament bulb categories to be used in vehicles and trailers sold in Europe. Group 1 (Without general restrictions) Category Number of filaments Rated Electrical Characteristics Comments Image H1 1 6V/55W, 12V/55W, 24V/70W H3 1 6V/55W, 12V/55W, 24V/70W H4 […]
According to China Taishan Net News, May 15 to 21, is the first of 19 “national urban water conservation promotion week”, this year’s theme is “Water for All action and build eco-homes.” Awareness Week activities at the launch ceremony, a site created by the students posters, cartoons, memorable. These works reflect the novel idea of […]
