| 释义 |
isoˈmetrically, adv.
[f. prec. + ly2.]
1. In the way of isometric projection.
1840Penny Cycl. XVII. 492/1 The rhombus representing the inscribed or circumscribing square isometrically projected...The axes of the ellipse and the side of the circumscribing square, when isometrically projected, are as √3: √1: √2.
2. Physiol. Under isometric conditions (see isometric a. 4).
1920Jrnl. Physiol. LIV. 84 When a muscle is stimulated isometrically it passes gradually into a new elastic condition. 1945Amer. Jrnl. Physiol. CXLIV. 477 Strings were tied to the tendons and the contractions were recorded isometrically under an initial tension of 50 grams. 1973Nature 23 Feb. 537/2 The muscle twitch was measured isometrically.
3. Math. By means of or in the manner of an isometry.
1959L. F. Boron tr. Naimark's Normed Rings ii. 181 Two normed rings R and R′ are said to be isometrically isomorphic if there exists an isometric isomorphism of R onto R′. 1971E. C. Dade in Powell & Higman Finite Simple Groups viii. 318 The map ϕ → ϕ* sends x + isometrically into x-. |