The key lies in producing enough great driving force of natural circulation at reasonable heating temperature difference to make masted tape self-rotate reliably in heat transfer tubes.
其关键是能否在合理的加热温差下产生足够大的自然循环推动力，足以带动自动清洗螺旋扭带可靠地自转。
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Creating common circulation Spaces that encourage or even force workers to interact on their way to their desks is another means by which companies attempt to enhance workplace culture.