Allison Oilfield dedicated series gearbox debut 2016CIPPE

Allison Transmission will participate in the China International Petroleum & Petrochemical Technology and Equipment Exhibition (CIPPE) from March 29 to March 31, 2016, and will present its oilfield series gearboxes at booth 1218 of Hall W1. Allison Oilfield .......

Stainless steel gate valve shaft packing requirements

Stainless steel gate valve shaft packing requirements:

1, valve packing should also withstand frequent opening and closing, the sealing effect of the permanent;

2, in view of the above requirements, valve shaft packing for life or do not change for more than 10 years;

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Portable axle weight scale performance characteristics and uses

Portable axle weight scale introduction:

High-strength aluminum alloy weighing table, simple and lightweight, durable and durable protection performance to IP67 level requirements. Ultra-thin steel sensor, compact structure, anti-departure load, strong overloading po.......

Smart three-table companies have great potential for future development

[China Instrument Network Instrument Market] Currently, the installed capacity of smart meters in China has exceeded 350 million. The next two major power grids will add up to more than 16 billion yuan per year in the smart meter and electricity management system market. This shows that China&#.......

Fault handling of trolley wire

What should we do when the trolley wire is in trouble? The following is a brief analysis of the situation that occurs when the trolley line is working for your reference!

First, the trolley line power failure <br> <br> main reasons: Climbing the brush in t.......

How to evaluate the quality of LCD splicing screen

LCD splicing screen has entered all walks of life, LCD splicing screen system in the market continues to heat up. LCD splicing has strong advantages in brightness, color, sharpness, viewing angle, service life, environmental adaptability, and many other aspects, making LCD splicing screen has .......

After turning off the car these features will also work


This year, there have been many incidents in which children are locked inside the car. As a result, children are suffocated. When we are sad, we should also reflect on how we can avoid such accidents. In fact, some components are set inside the car to send out distress signals, and some c.......

Research on EUV Lithography Vacuum Workpiece Technology

Research on EUV Lithography Vacuum Workpiece Technology
Core Tip: The vacuum workpiece stage system is a key subsystem of EUV lithography (EUVL). Since the EUVL uses a step-scanning exposure method, the imaging quality of the lithography machine depends not only on the q.......

Light up the Chinese "core" and do the supply side "addition"

This year's government work report proposes to launch a number of new national major science and technology projects, build a number of high-level national science centers and technology innovation centers, and cultivate and develop a number of innovative and leading enterprises with intern.......