发表于2024-06-28
Manual on the Hydraulic Ram for Pumping Water 2024 pdf epub mobi 电子书
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Part One contains details of how to make and maintain a small hydraulic ram on a suitable site, whilst Part Two takes a more technical look at ram performances and design considerations and also contains a useful bibliography.
Manual on the Hydraulic Ram for Pumping Water 2024 pdf epub mobi 电子书