An investigation of the efficiencies of a cranberry marsh 16 inch auger pump under different heads and at varying speeds
Автор: Stivers, Earl Raimon,Anderson, Bert Edwin,Wiltersing, Forest Eugene, 129 стр., издатель: "Книга по Требованию", ISBN: 978-5-8836-0256-5


4 из 5, 7 голос(-ов).