Posted on Tue, 29 Apr 2025 01:52:26 +0000
The pressure requirements for gear vacuum quenching and the selection of vacuum pumps depend on material properties, process stages, and equipment performance. Below is a detailed analysis: I. Pressure Requirements for Gear Vacuum Quenching 1.1. Conventional Materials (e.g., Alloy Structural Stee...
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Posted on Fri, 09 Jul 2021 08:15:46 +0000
As we all know, since we entered the space age, rockets have become a well-deserved main launch force, and their huge application value has been recognized by the world. Countries have spared no effort in the research and development of various launch vehicles. However, the long preparation proce...
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Posted on Thu, 24 Sep 2020 10:00:53 +0000
Wind tunnel experiment in fluid mechanics refers to an aerodynamic experiment method in which a model of an aircraft or other object is placed in a wind tunnel to study the flow of gas and its interaction with the model to understand the aerodynamic characteristics of the actual aircraft or other...
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