Recently, Israeli start-up company StoreDot showed a charger prototype at Microsoft's Think Next, which can fully charge the smartphone within 30 seconds. This demonstration of the charger's prototype is designed for the Samsung Galaxy S4
Read moreThe security industry has experienced more than 30 years of development. In the early days of development, the number of domestic manufacturers was relatively small, and there was a shortage of independent brands. Many distributors were mainly operating foreign high-end brands. In the case that for
Read moreOn June 20, 2017, it was learned that Dongying City, Shandong Province, had an ultra-average level of export of tires in May, and the ranking of export companies changed. Data show that from January to May, Dongying City exported 6.947 billion yuan of rubber tires, an increase of 15.4%, accou
Read moreMitsubishi Electric announced on February 15, 2016 that it has developed a "multi-carrier optical transceiver technology" that enables transmission speeds of 1Tbit / sec using existing optical networks. Approximately 27 DVDs per second can be transmitted, reducing the cost of ownership b
Read moreStainless steel screws are used frequently in daily life, but they tend to rust after a long time. If it is rusted, how to loosen the stainless steel screws. Use the following aspects to solve: 1 Shock: For rusted screws, do not use a wrench to harden the screws to prevent the six corners of the scr
Read moreFor a long time, the development of China's auto market has not been able to circumvent the "policy" orientation. In 2015, what new policies will be introduced in the automotive industry, which will affect the auto industry? National IV emission standards are fully implemented Accor
Read moreIn the design, it is required that the pin pin holes on the cycloidal pin housing are evenly distributed and parallel with the central axis. Therefore, the pin holes on the cycloidal pin gears of the domestic processing are generally used for manual lifting multi-tooth precision points. Degree tabl
Read moreBulk copper zinc ore pyrite grinding two-stage system, the two hierarchical, prioritized classification overflow float, copper rougher concentrate after regrinding copper, zinc separated rougher Tailings, zinc election The tailings are sulfur concentrates. The grinding process and indicators are sh
Read moreThe types of fluorite deposits in China are as follows: table  Fluorite deposit type in China Deposit type Mineral deposit cause Deposit and ore characteristics Instance Silicate fluorite deposit This type of deposit is formed by condensing the ore-bearing hydrothermal fluid along the s
Read moreI. Introduction Shaoguan lead smelter furnace using expensive blowing matte reverberatory furnace output, 90% output of blister copper, the slag contains high blister copper, antimony, lead valuable metals, set forth herein It is a test study to recover valuable metals such as copper, lead and ant
Read more1. Reflectivity and dual reflection of minerals (1) The reflectivity of reflectivity and double reflection is a parameter indicating the ability of the mineral polishing surface to reflect light. It is represented by the symbol R, which is the reflection of the normal incident light under the refle
Read more2016 is a very important year for the entire LED industry. In 2015, the overall growth rate of the industry slowed down noticeably. Since the beginning of 2016, small and medium-sized manufacturers have closed down. Osram, Philips and other international giants have adjusted their strategies to shut
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