Multi-purpose travel towels packed like pills. Simply pop one out, soak with a little water and the pill instantly transforms into a sturdy towel.
这种多用途旅行毛巾包装的像药片一样，用的时候，只要扣一颗出来，用一点水浸一浸，“药片”会立刻展开，变成质地强韧的毛巾。
Two kinds of liquid distributors, with high turndown ratio, for batch distillation and multi-purpose packed columns are described in this paper.
介绍两种适用于分批精馏及多用途填料塔的液体分布器——槽式和双排管式高弹性液体分布器。
Two kinds of liquid distributors, with high turndown ratio, for batch distillation and multi-purpose packed columns are described in this paper.
介绍两种适用于分批精馏及多用途填料塔的液体分布器——槽式和双排管式高弹性液体分布器。
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