单词 | mechanical pulp |
释义 | > as lemmasmechanical pulp mechanical pulp n. Papermaking pulp produced without chemical degradation. ΚΠ 1911 Q. Jrnl. Econ. 25 651 Mechanical pulp is little else than ground wood, produced by the erosion of the spruce when held in contact with common grindstones. 1936 Economist 8 Feb. 304/1 Of sulphate as well as of mechanical pulp, both annual production and stocks have been sold out. 1963 R. R. A. Higham Handbk. Papermaking v. 129 Mechanical pulp is an important cheap grade used in the manufacture of papers such as newsprint, wallpaper, [etc.]. 1991 Which? Feb. 92/2 Mechanical pulp is usually bleached with hydrogen peroxide. < as lemmas |
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