| 摘要 |
The boiler including water heating tank and adjustable reflection plate, effectively collects solar heat and boils water in the tank without subsidiary heating energy. The boiler consists of main reflection plate (2) and radically arranged adjustable reflection plate (4) at the center of hemispherical reflection plate (1); water heating tank (9) insulated by vacuum chambers (10)(10') and lower transparent glass window, mounted at focuss of (1); support bar (8) with lower bevel gear and upper adjusting bolt (5) for adjusting reflection angle of (4).
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