According to the Voice of Economy's "World Financial" report, the domestic refined oil price adjustment window opened this Friday (30th), may increase 130 yuan per ton, equivalent to 90 gasoline rose 10.9 yuan per liter, 0 diesel rose 0.11 yuan per liter. Diamond Hole
Read moreSince the pesticide is mainly attached to the surface of fruits and vegetables during the spraying process, the effective washing and processing methods can reduce the residual amount of the pesticide . Soaking and rinsing with water can reduce the amount of pesticide residue
Read moreThe use and maintenance of laminate flooring is relatively simple. As long as you pay attention to the following points in daily use, you can ensure the normal use of the floor. 1. Always keep the floor dry and clean. Do not rinse with plenty of water. Take care to avoid long-term flooding of
Read moreAbstract Independent opinions of independent directors of Zhengzhou Huajing Diamond Co., Ltd. on matters related to the 18th meeting of the second board of directors are based on the "Company Law", "Securities Law", "Guiding Opinions on Establishing Independent Direct
Read moreWith the organic sector no longer leading the rise, last week (August 12-16) temporarily extinguished the fire, some products began to rationally callback. Analysts believe that the cost of the organic sector has been depleted, and that the new round of positive stimulus from domestic dema
Read moreIn recent years, due to the influence of geography and climate in our country, agricultural production is often threatened by droughts and floods. Therefore, in the development of agricultural machinery, mechanization of farmland drainage and irrigation is always prioritized. Drainage and irrigatio
Read moreIntroduction to column chromatography First, the introduction Ion exchange chromatography, gel filtration chromatography and affinity chromatography are three classical chromatographic techniques for separating proteins, depending on the principle of packing matrix and sample exchange. Second,
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Read moreCan you imagine that one day your smart phone screen is a mini solar panel? With the researchers at the University of California, Los Angeles (UCLA), developing a new double-layer transparent thin-film solar cell, this vision will soon be realized. The resea
Read moreIn the production process of raising beef cattle, some professional households often feed more concentrates in order to make the beef cattle grow faster and longer, especially adding a large amount of high-quality protein feed such as bean cake, peanut cake and soybean. Adding protein feed to beef
Read moreApplication of non-asbestos brake ring for electric hoist conical rotor motor Asbestos high temperature volatile matter is a carcinogen. According to the trend of environmental protection, it is an inevitable trend that the electric hoist cone rotor motor is suitable for asbestos brake ring. From
Read moreAbstract Some enterprises in Quanzhou have transferred the main battlefield of foreign trade to other markets. Enterprises can use export credit insurance to try their best to protect themselves. In the Middle East, this market with a small import volume has become a new foreign trade in the
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