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What are the principles for the maintenance and repair of railway technical equipment?

What are the principles for the maintenance and repair of railway technical equipment?
Release time：
2018-09-25
Abstract:
Principles for maintenance and repair of railway transportation equipment.
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Prevention and treatment of rail joint diseases

Prevention and treatment of rail joint diseases
Release time：
2018-09-25
Abstract:
The prevention and remediation of rail joint diseases begins with the following aspects: (1) Strengthen the maintenance and fastening of rail joint parts and fasteners. Including the rail joints shoul
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Causes of rail joint disease

Causes of rail joint disease
Release time：
2018-09-25
Abstract:
(1) After repairing the line, the track bed is unstable and changes rapidly, especially at the rail joint. If the maintenance cant keep up, the incidence of low joints will be greatly increased, whic
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Put on“damping shoes”for the rails

Put on“damping shoes”for the rails
Release time：
2018-09-25
Abstract:
The three major components of l, rubber and nylon are combined into one set of double- non-linear dampers through a unique “self-locking mechanism”. The shock absorber manufactured by Zhangzh
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“Huayu” tells you why the subway is quiet

“Huayu” tells you why the subway is quiet
Release time：
2018-09-25
Abstract:
Open speech: On July 30th, the city held the citys private economic development and opening-up mobilization meeting and entrepreneur conference, which commended the top 100 private enterprises in the
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