thin low carbon strips 超薄低碳钢
Cold-rolled low carbon steel strips 低碳钢冷轧钢带
Cold-rolled carbon structural steel strips 碳素结构钢冷轧钢带
Cold-roll low carbon steel strips 低碳钢冷轧钢带
low carbon steel strips 低碳含锰钢
The strips were later removed from the solution and heated in an oven. The heat changes the cotton fibers into carbon fibers, which react with the boron solution and produce boron carbide.
在高温烘烤过程中,棉纤维变成了碳纤维,后者再与硼溶液发生反应生成碳化硼。
I've tried burning strips of paper, wood, corn stalks to make carbon filaments, but none of them work.
我已经试过用燃烧的纸条、木条及玉蜀黍梗制成的碳质灯丝,但没有一样成功。
Plants absorb carbon dioxide as they grow, but growing crops for fuel takes up wide strips of land.
植物在生长时吸收二氧化碳,但是为生产汽油而种植庄稼,会占据大量的耕地。
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