Electrical connections between motor vehicles and towed vehicles—Type 12N

WITHDRAWN published on 9.3.1985

Test methods and requirements of electrical connections between motor vehicles and towed vehicles

WITHDRAWN published on 9.3.1985

Code for design of alumina refinery process

WITHDRAWN published on 24.1.2010

Coal industry design code of repairing facilities for electro-mechanical equipment of mining district

WITHDRAWN published on 3.9.2009

Code for design of district stations and chambers of coal mine

WITHDRAWN published on 3.9.2009

Code for design of pit bottom of coal mine

WITHDRAWN published on 3.9.2009

Code of engineering survey for oil-gas field

WITHDRAWN published on 30.11.2009

Technical standard for anti-corrosion and insulation coating of buried steel pipeline

WITHDRAWN published on 3.11.2010

Specifications of survey for oil and gas transportation pipeline engineering

WITHDRAWN published on 30.11.2009

Seven-core connecting cable of motor vehicles and towed vehicles

WITHDRAWN published on 9.3.1985