This publication is a Chinese-language abridged translastion ofHumidity Control Design Guide for Commercial and Institutional Buildings, product code 90421.This book is designed to help technical professionals design humidity control systems for commercial buildings. The Guide provides the HVAC designer with complete coverage of humidity control from basic principles to real-world design advice, and is organized in a logical, easy-to-follow layout.This book has been translated and distributed by Munters with permission from ASHRAE. No part of this book may be reproduced without permission in writing from ASHRAE or from the original holder of the copyright as indicated in the text, except by a reviewer who may quote brief passages or reproduce illustrations in a review with appropriate credit; nor may any part of this book be stored in a retrieval system, or transmitted in any form by any means - electronic, photocopying, recording or other - without permission in writing from ASHRAE or from the original copyright holder.