在此之前，“贫困学生基金”赞助了学校的一个工程，但是这些建筑只是用破帆布临时搭建的“挡板”，以阻挡冬天的寒气。

Before, a school project was sponsored by the "Poor Students Fund" but the building was only in temporary condition with torn canvas preventing cold draught in the winter.

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对于采光而言，铝网适合于ALC外墙，就像藤挡板一样可以最有效地阻挡阳光。

For insolation, aluminum mesh is fitted to the ALC outer wall just like rattan blinds to block the sunlight most effectively.

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釜内胆烧制四条突出的挡板，搅拌时在釜壁阻挡液体从而改变液体流向，起到扰流作用，达到更理想的搅拌效果。

The reactor tank fired four prominent tailgate, when stirring the liquid in the vessel wall to block the change in liquid flow, play a spoiler role, to achieve better mixing effect.

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