同时，气泡对膜丝和液层的搅动作用也削弱了温度极化效应。
Furthermore, bubble disturbance between the membrane and liquid also weaken the effect of temperature polarization.
由于刮板的搅动作用，刮膜薄膜蒸发器比普通蒸发器更适用于处理高粘性及热敏性物料。
With the action of blades' wiping, the wiped thin-film evaporators are more suitable to deal with viscous and thermal instable materials than common evaporators.
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