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单词 wastepaper
释义

wastepaper


waste·pa·per

W0042100 (wāst′pā′pər)n. Discarded paper.

wastepaper

(ˈweɪstˌpeɪpə) n (Printing, Lithography & Bookbinding) paper discarded after use

waste•pa•per

(ˈweɪstˌpeɪ pər)

n. paper discarded as useless. [1575–85]
Translations

Wastepaper


Wastepaper

 

paper and cardboard products that have been used; also the paper waste products of printing shops, mills producing office paper supplies, and the like. Wastepaper is used at paper mills as a secondary raw material.

After preliminary cleaning, the wastepaper supplied to paper and cardboard mills is made into fibrous pulp (slurry). The pulp is then cleaned, concentrated, and sent to a cardboard or paper machine.

The recycling of wastepaper is very important for the economy: wood is saved and the cost of the finished product is lowered. Wastepaper is 1.5-2.5 times less expensive than conventional wood pulp. One ton of utilized wastepaper saves approximately 4 cu m of wood. The wastepaper reclaimed in some countries (such as the Netherlands, Japan, and the Federal Republic of Germany) accounts for 50 percent of the total quantity of required paper production.

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更新时间:2025/2/6 15:15:11