Pumping —— Fundamentals for the Water and Wastewater Maintenance Operator

----- 抽吸：水和废水维护操作员基础

ISBN: 9781587160141 出版年：2001 页码：234 Spellman, Frank R Drinan, Joanne CRC Press

This is the only book series devoted to explaining the full range of specialized areas required of water and wastewater plant operators. Each volume is designed to give operators the basic knowledge of a subject needed for certification, licensure, and improved job performance. Checkpoints, self-tests and a final examination with questions based on