Download or read book GB T 21087 2007 Translated English of Chinese Standard GBT 21087 2007 GB T21087 2007 GBT21087 2007 written by https://www.chinesestandard.net and published by https://www.chinesestandard.net. This book was released on 2017-11-04 with total page 47 pages. Available in PDF, EPUB and Kindle. Book excerpt: This standard specifies the terms and definitions, classification and marking, requirements, tests, inspection rules, marking, packaging, transportation and storage, and the basic contents of the random technical documentation of air-air energy recovery equipment.