When cellular biological materials are immersed in osmotic solution, multi-component mass transfer occurs, which ultimately leads to the loss of water from the food, or osmotic dehydration.
将具有细胞组织结构的含有多种可溶性成分的果蔬原料浸渍于渗透液中，会引起多组分物质迁移，原料渗透脱水。
Adsorbent bed is the core component of adsorption refrigeration system, its heat and mass transfer performance has a direct influence on the refrigerating capacity of the system.
吸附床是吸附式制冷系统的核心部件，其传热传质性能的好坏直接影响到系统的制冷量。
Based on the cold experimentation on rotating-film tube that principal deaerating component of this deaerator, heat and mass transfer characteristics was analyzed.
对其主要除氧元件起膜管进行了冷态试验研究，根据试验情况分析了其传热传质特点。
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