| 释义 |
microtopography|ˌmaɪkrəʊtəˈpɒgrəfɪ|
[f. micro- 2 a + topography.]
The surface features of a material, or of the earth or other body, on a small or microscopic scale.
1956Nature 24 Mar. 564/1 Prof. Tolansky selected as typical subjects for examination some of his own studies on the optical testing of surface finish, of microtopography in general, the examination of micro-hardness and directional hardness [etc.]. 1962F. I. Ordway et al. Basic Astronautics iii. 65 Photometric observations..suggest that the microtopography [of the moon] is rough, probably being pitted. 1969Ecology L. 740 Lichen cover and microtopography were positively associated.
Hence ˌmicrotopoˈgraphic, -topoˈgraphical adjs.
1958New Biol. XXVI. 40 Even in apparently flat and uniform grassland, the distribution of the buttercup species is usually found to be associated with microtopographical features which determine slight differences in the rate of drainage and the speed with which the soil dries out during drought periods. 1960S. Tolansky Surface Microtopogr. vi. 71 Its [sc. diamond's] unique hardness makes it an ideal material for microtopographic studies. 1971Nature 22 Jan. 248/1, I have had occasion recently to re-read Goethe's Theory of Colours (1810) and have found that he described the nature of the microtopographical interference pattern given by a crystal surface. |