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Original Title: History of Russian (Soviet) Fighter Development: MiG 25 Fighter When it comes to the fastest aircraft flying today, many people think of the SR-1 Blackbird strategic reconnaissance aircraft of the United States for the first time. In today's era when Mach 2 is everywhere and Mach...

Original Title: Detailed Comparison and Interpretation of 5 Common Blasting Methods in Open-pit Mining.. Editor's note: We know that open-pit mining operations mainly include drilling, blasting, mining, transportation and dumping. Blasting is a very important part of it, and the cost of blasting...

Original title: What are the types of rotary drilling bits? Introduction of rotary drill bit manufacturer on classification of rotary drill bits: Common rotary drill bits include auger bits, rotary buckets, barrel core bits, underreamer bits, percussive bits, percussive grab cone bits and...

Original Title: [Collection] Encyclopedia of Common Exploration Techniques and Methods for Landslide This article is selected from the book "Technical Guidelines for Landslide Control". First published on the Wechat Public Number of the Voice of Natural Resources At present, the commonly used...

Original title: Precautions for use of molecular distillation method In Wuxi Shengze refrigeration and heating temperature control system, it is used in molecular distillation method. Then, what should we pay attention to in the use of molecular distillation method? Can users understand clearly?...

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 evaporation surface to the condensation...

Original title: Analysis of the difference between centrifugal fan, axial flow fan and mixed flow fan! Fans are mainly used in metallurgy, petrochemical, electric power, urban rail transit, textile, shipping and other fields of the national economy as well as ventilation in various places. In...

Original title: Quickly understand the operation principle and maintenance method of scraper film evaporator Wuxi Huabang Intelligent Equipment Co., Ltd. is a professional manufacturer of stainless steel reactors, spiral plate heat exchangers, tube condensers and scraper evaporators, among which...