| 单词 | starch cellulose |
| 释义 | > as lemmasstarch cellulose starch cellulose n. now disused a water-insoluble carbohydrate identified in the outer layer of a starch grain, later determined to be amylose. ΚΠ 1852 Pharm. Jrnl. & Trans. 11 326 We may, therefore, divide the mucilaginous and cellular substances into two groups, the one the amylon or starch-group, the other the inulin-group... Group the first includes, 1, starch; 2, starch-cellulose. 1880 C. E. Bessey Bot. §70 From two to six per cent of the whole [starch] grain..bears some resemblance to cellulose; it is distinguished as starch-cellulose. 1916 M. A. Carleton Small Grains i. 13 Chemically, a starch grain is composed of carbohydrates of which there are two forms; (1) the starch-cellulose or outer layer similar to ordinary cellulose, and (2) an inner portion. 1948 W. W. Pigman & R. M. Goepp Chem. Carbohydrates xiv. 565 Many other names for starch fractions are found in the literature. Some approximate equivalents for ‘amylose’ are β-amylose, starch cellulose, and amyloamylose. < as lemmas |
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