26-08-22
Introduction of common test items for medical disposable protective suit _ requirements Introduction of common test…

Original Title: Introduction to Common Detection Items of Disposable protective suit for Medical Use The sudden outbreak of an epidemic in 2020 has deepened people's understanding of protective equipment and protective materials, and masks and protective…

Original Title: Introduction to Common Detection Items of Disposable…


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26-08-22
EU Warns These CE Certificates Are Forged! To identify the authenticity of the mask certificate, see here _ authentication EU Warns These CE Certificates…

Original Title: EU Warns These CE Certificates Are Forged! Identify the authenticity of the mask certificate. Look here. Not long after the FDA certificate was named, the CE certificate came again! EU: These CE Certificates May Be Invalid, 21…

Original Title: EU Warns These CE Certificates Are Forged! Identify…


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26-08-22
Analysis Report on the Development of medical protective suit Industry _ Protection Analysis Report on the…

Original Title: Analysis Report on the Development of medical protective suit Industry I. Overview of medical protective suit Industry Medical protective suit generally refers to the protective clothing used by medical staff (doctors, nurses, public…

Original Title: Analysis Report on the Development of medical…


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26-08-22
The Soviet Union had planned to The Soviet Union had planned…

Original Title: The Soviet Union Had Planned to "Dig Through the Earth", Why Did It Stop Digging to 12262 Meters? What's the reason? In fact, competition seems to be a discordant factor, but in fact it is a reliable link that unites all the components of…

Original Title: The Soviet Union Had Planned to "Dig Through the…


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26-08-22
Design and Construction Organization Plan of Lightning Protection Engineering (I) _ Grounding Design and Construction…

Original Title: Lightning Protection Engineering Design and Construction Organization Plan (I) The lightning protection project needs to be implemented in an organized and step-by-step manner to ensure the quality and duration of the project. Today, Junhe…

Original Title: Lightning Protection Engineering Design and…


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26-08-22
Design and Construction Organization Plan of Lightning Protection Engineering (I) _ Grounding Design and Construction…

Original Title: Lightning Protection Engineering Design and Construction Organization Plan (I) The lightning protection project needs to be implemented in an organized and step-by-step manner to ensure the quality and duration of the project. Today, Junhe…

Original Title: Lightning Protection Engineering Design and…


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26-08-22
How many minutes does it take to drill 1 meter by drilling machine _ rock drill How many minutes does it take…

Original title: How many minutes does it take to drill 1 meter with a drilling rig? YWG series down-the-hole drilling machine is a new type of highly integrated down-the-hole drilling machine independently developed by our company. The machine adopts full…

Original title: How many minutes does it take to drill 1 meter with a…


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26-08-22
The high-content seeds of industrial hemp have passed the identification in Yunnan. What do the seed industry think? _ Hemp The high-content seeds of…

Original Title: High-Content Seeds of Industrial Hemp Passed Yunnan Identification, What Do Seed Industry People Think? Yunnan is a magical land with a long history of agricultural cultivation. Flue-cured tobacco and corn are common crops for farmers.…

Original Title: High-Content Seeds of Industrial Hemp Passed Yunnan…


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26-08-22
The decarboxylation reaction, The decarboxylation reaction,

Original title: The decarboxylation reaction, which has been studied for more than 200 years, can become a hot spot again in this way. Previously, we introduced the recent progress in the study of photoredox-catalyzed C (sp 3) -H arylation reactions ().…

Original title: The decarboxylation reaction, which has been studied…


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26-08-22
Difference between Short-path Distillation and Molecular Distillation-Shanghai DEA Difference between Short-path…

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…

Original Title: Difference between Short-path Distillation and…


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