为了研究制冷剂充注量对小型空气源热泵热水器性能的影响，进行了不同充注量实验。
In order to study the effects of refrigerant charge on the performance of a small-sized heat pump water heater, many experiments under different charge were carried out.
研究了在吸附剂量不变的情况下，制冷剂(吸附质)充注量对制冷管性能的影响。
The effect of recharge quantity of refrigerant (adsorbate) under the condition of keeping the adsorbent quantity constant on performance of the cooling tube is studied in the paper.
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