单词 | diffusion cell |
释义 | > as lemmasdiffusion cell a. General attributive (chiefly in sense 5), as diffusion cell, diffusion rate, diffusion tube, etc. ΚΠ 1833 T. Graham in London & Edinb. Philos. Mag. 2 178 A simple instrument, which I shall call a Diffusion-tube, was constructed. 1833 T. Graham in London & Edinb. Philos. Mag. 2 186 The first time a diffusion-bulb is tried, it generally gives the diffusion-volume of hydrogen below the truth. 1850 Philos. Trans. (Royal Soc.) 140 5 The saline solution in the diffusion cell or phial thus communicated freely with about 5 times its volume of pure water. 1878 M. Foster Text Bk. Physiol. (ed. 2) iii. ii. 399 If the object be..removed farther away from the lens, the rays..will be brought to a focus in front of the screen, and, subsequently diverging, will fall upon the screen as a circular patch composed of a series of circles, the so-called diffusion circles. 1924 A. J. Allmand & H. J. T. Ellingham Princ. Appl. Electrochem. (ed. 2) xviii. 372 If the ‘diffusion layer’ through which these [sc. ions] must migrate to the anode is left undisturbed, their concentration can become very considerable in the main electrolyte before their anodic discharge becomes appreciable. 1954 T. Vickerstaff Physical Chem. Dyeing (ed. 2) v. 154 Diffusion rate is a characteristic property of a dye, independent of fibre structure, rate of liquor flow and dyebath volume. 1964 Weeds 12 31/2 The separated cuticles were placed between two rubber gaskets under water in a beaker and then placed between two diffusion cells. 2014 N.Y. Times 7 Jan. (Late ed.) d2/5 An M.R.I. machine can detect the direction of information flow, in a technique called diffusion imaging. < as lemmas |
随便看 |
|
英语词典包含1132095条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。