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Process knowledge of precision metal processing

1. Precise hardware processing applies a positive pressure on the front of the workpiece (for example, air blowing), or installs a low pressure chambe

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Heat treatment technology operation skills of turning tools

The heat treatment process is mostly a cycle operation, which is a collective operation. Therefore, there are unclear work boundaries in the heat trea

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Solve the problem of reaming and chip breaking of acid-resistant stainless steel

When reaming stainless steel, the frequently encountered problems are: the surface of the hole is easy to be grooved, the roughness is poor, the hole

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How to set the geometric parameters of the tool when CNC cutting stainless steel

Rake angle g0: The hardness and strength of stainless steel are not high, but its plasticity and toughness are good, and the heat strength is high, an

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In June, Excavator Sales Surged By 63% To What Signal Was Released By the Bar...

In June, the 25 excavator manufacturers included in the statistics sold about 25,000 excavators of various types, an increase of about 63% year-on-yea

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Beidou Will Provide Global CM-level Positioning Services

After the completion of Beidou 3, China has started the next generation of Beidou construction and development. Simply put, a system that will be more

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China Has Successfully Developed Super-power Electric Locomotives

On the evening of the 29th, the single-machine power 28800 kW, traction 2280 kN of "God 24" electric locomotive in the mid-car Zhuzhou Elect

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Zhenhua Heavy Industries Has Successfully Developed a New Ultra-high-level En...

Recently, Zhenhua Heavy Industries' first 2 stages with horizontal tensioning mechanism of the ultra-high environmental protection bucket vertical

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Breaking 700 Million in Three Hours! Xugong Complete Sets of Excavation Equip...

Recently, Xugong complete sets of excavation equipment tasting will be held in Hulunbel, this tasting will be exhibited equipment, are the current ear

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There Is still Considerable Uncertainty about the Recovery of French Industry

From China Railway Shanghai Bureau Group Co. , Ltd. was informed that on the morning of July 31, the X8020 class loaded with 100 TEU sets out from Yiw

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Yiwu China-EU Class Opened 400 Columns in the First 7 Months of the Year, 211...

After the completion of Beidou 3, China has started the next generation of Beidou construction and development. Simply put, a system that will be more

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In the First Half of the Year, the Growth Rate of Revenue and Profit in the S...

In the first half of the year, China's software and information technology services industry resumed production results are obvious, software busi

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