适宜技术重要资源
Appropriate Technology Technical Notes describe simple, small-scale technologies aimed at improving people's access to food, water, and shelter. Each document introduces and explains the general concept behind the technological solution, some even include instructions of how to construct your own.
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- 2019-06-20 100 Under $100: Tools for Reducing Postharvest Losses is a comprehensive compilation of postharvest techniques covering every step of the smallholder Value Chain, enhanced with lively descriptions, pertinent links, engaging stories, data-rich tables, and stunning photos. These all build and...
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The Way Things Work Now Levers to Lasers, Windmills to Wi-Fi A Visual Guide to the World of Machines
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- Institute for Affordable Transportation We strive to make the motor vehicle as SIMPLE as possible. It must be easy to build, easy to repair, and easy to use. Commercial Intent – It must have a very high payload to weight ratio. We view it as a COMMERCIAL vehicle, geared toward business. We want...
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- 这也有其他语言版本:
- English (en)
- Français (fr)
- Español (es)
- বাংলা (bn)
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- 这也有其他语言版本:
- Français (fr)
- Español (es)
- English (en)
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- 这也有其他语言版本:
- Français (fr)
- English (en)
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- 这也有其他语言版本:
- Français (fr)
- English (en)
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