PORTABLE SOLAR LED LANTERN with Mobile Phone Charging Facility 9 to 10 hours of Light Multi pin Mobile Phone Charging Cord Dual Light Mode with 20 hours plus Night lamp Ambient Light Sensor 100 percent Portable with in-built PV Panel Backup AC Charging Facility 1 year Warranty See attached images fo.....
[更多]
Oil is extracted from hedge planted by farmers and the extracted oil is used as fuel for the Akimba Lamp.
[更多]
The main principle of this toilet is the separation of solid and liquid waste , which is then later used for generation of biogas.Stage of development: At usable level
[更多]
"Weed infestations cause considerable crop yield losses worldwide. C4 weeds like Black-Grass, Cleavers, Green foxtail, Kochia and Barnyard Grass reduce yields of important C3 cereals such as rice, wheat, barley and oat. For example, Barnyard Grass, the most important weed species in rice, which is n.....
[更多]
The system is designed to absorb concentrated solar radiation in a molten eutectic salt. The liquid salt is contained in an insulated crucible with an aperture for entry of concentrated light. The salt serves as a volumetric energy absorber, an energy storage medium, a high temperature heat transfer.....
[更多]
| |< <- | [2] [3] [4] [5] [6] [7] [8] [9] [10] [11] [12] | -> >| |
