Using low - pressure pulse technique to reform reverse blow bag dust trap 利用低压脉冲技术改造反吹风袋式除尘器的研究
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After months of delays we are finally ready to begin our search for interstellar particles of dust trapped in the aerogel collector from nasa ' s stardust mission 在数个月的延迟后我们终于准备好开始搜寻气凝胶中的尘粒了！
