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exhaust fan
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【化】 排气扇; 排风机
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详细解释：
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以下为句子列表：
英文: For PCR product analysis area or last area of three areas (area for amplification and product analysis), direction of air flow shall be from outside to inside of the area by setting up fume hood, exhaust fan or other exhaust system in the area.
中文: 产物分析区或三个区域的最后一个区域（即扩增及产物分析区），空气流向应由室外向室内，可通过在室内设置通风橱、排风扇或其他排风系统达到空气流由室外向室内流动的要求。
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英文: Suits for ceramic tile, marble, carpet and stainless steel in the lobby; bathroom, glass, toilet, bathtub, furniture and carpet in guest room; ceramic tile, ground tile, oil and smoke exhauster, exhaust fan in kitchen.
中文: 适用于清洁大堂的地方、瓷片、大理石、地毯、不绣钢上的污渍；客房部的浴室、玻璃、座厕、浴缸、家具、地毯上污渍、厨房内的瓷片、地砖、抽油烟机、排气扇按台等的油渍污垢。
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英文: Tests the operation status of an air-cooled heat pump air conditioner under defrosting conditions, and records the evaporation temperature and exhaust fan current at different voltages.
中文: 摘要实验测定了一台空气源热泵空调机组除霜工况下的运行状况，记录了蒸发温度和不同电压下的排风机电流。
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英文: The results show that the exhaust fan current increases with frosting enhancement, while the increasing speed gets slower in the end of frosting, and the curves of current are slightly different at different voltages; that the evaporation temperature decr
中文: 结果表明，排风机电流随结霜厚度的增加而增大，增加速率在结霜后期趋缓，不同电压下电流变化曲线略有不同；蒸发温度随结霜厚度的增加而降低，下降速度越来越快；使用根据实验结果提出的基于排风机电流和蒸发温度联合控制的智能除霜方法可以基本避免误除霜动作。
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