refrigeration principle equipment
refrigeration principle equipment
制冷原理设备
以上为机器翻译结果，长、整句建议使用 人工翻译 。
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The invention relates to high-efficiency and energy-saving heating equipment, which is formed by improving through using the diffusion absorbing type refrigeration and heating principle.
本发明涉及一种高效的节能取暖设备，它利用扩散吸收式制冷制热的原 理改进而成。
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