A high density MDF cabinet with walls of varying thickness is heavily damped with bitumen and lined with anechoic grade foam.
高密度的MDF箱体四周配以不同厚度的高 阻尼沥青和内衬消声泡沫。
Heat-proof baskets lined with bitumen were used for fermenting and storing beer.
用沥青隔热的篮子是用以发酵和贮存啤酒的。
Heat-proof baskets lined with bitumen were used for fermenting and storing beer.
用沥青隔热的篮子是用以发酵和贮存啤酒的。
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