The first step in the process is to get the raw materials.
这个过程的第一步是获得原材料。
For many materials the process of turning them back into useful raw materials is straightforward: metals are shredded into pieces, paper is reduced to pulp and glass is crushed into cullet.
对许多材料而言,将它们转变为有用的原始材料的过程是非常简单的:金属物被压碎成碎片,纸被融合为纸浆而玻璃制品则被碾成玻璃碎末。
The prize was awarded to Nicolas Leblanc for a process which used sea salt and sulphuric acid as the raw materials.
这项授予尼古拉斯·卢布朗的奖励就是因为他的方法使用海盐和硫酸作为原材料。
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