ITU-T Q.920 PDF

Published Date: 03/01/1998

International Shared Cost Service - Series E: Overall Network Operation, Telephone Service, Service Operation and Human Factors - Operation, Numbering, Routing and Mobile Services - International Operation - Operation of International Telephone Services

Published Date: 12/01/2015

Lightning protection of the dedicated transformer for radio base station

Published Date: 01/01/2020

Ammonia Refrigeration Library

Published Date: 01/01/2023

Ammonia Refrigeration Library

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Low Charge Ammonia Refrigeration Management (ARM-LC) Guidelines

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Low Charge Ammonia Refrigeration Management (ARM-LC) Summary Guide

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ARM-Ammonia Refrigeration Management Program

Published Date: 03/01/2002

Guidelines for: Start-Up, Inspection and Maintenance of Ammonia Mechanical Refrigerating Systems