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Original Title: New Progress in Key Technologies for Underground Metal Mining Underground metal mine mining is a systematic project, including development, development and mining (as shown in Figure 1, underground mine mining model), each link requires…
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Original Title: Difference between Short-path Distillation and Molecular Distillation-Shanghai DEA Short-path distillation, "short path" refers to a shorter distance, in a broad sense, the evaporator adopts the design scheme that the distance from the…
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Original title: Current development status of titanium tube! Titanium tube is made of titanium and titanium alloy coil or wide plate by rolling and welding. Due to the constraints of raw materials, processing technology and many other factors, the…
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Original Title: Analysis and Prospect of China's Customized Tourism Development (Part I) With the continuous improvement of people's consumption level and education level, the continuous improvement of various tourism facilities and conditions, and the…
MillicentBerry 0 Ads
Roddy nodded. "Indeed.". Our plan was indeed to put them ashore and then use our advantage to defeat them. But the other side seems to understand that. It seems that the commander of the other side is not a simple man! Miro raised his eyebrows, and when…
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The housekeeper was not very clear about the situation. It was sent by the florist. It only wrote the name of the recipient, but did not write who sent it. After the distributor delivered the blue roses here, he left after the doorman signed for them. He…
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Tan Jiaqi looked back at Tian Wenxiu and followed closely behind the two slaves. Turning a screen, the scenery changed again, only to see colorful lights, flowers and forests lined the road, ponds and marshes, curtains hanging down the door, a few…
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He Nu grabbed the mountain to lead the way and rushed straight to a valley. "What did you find in that cave?" She asked. "I got a bottle of elixir and a bead," said Gu Shiqi. "I knew from the three old demons who drank from me that this bead was called…