| 单词 | triangular prism |
| 例句 | As it turns out, the small hairs on their bodies are shaped like triangular prisms, allowing them to deflect sunlight as it bears down on them. Researchers have shaved a lot of bugs in the name of science 2016-05-07T04:00:00Z Newton discovered that if a ray of white light be allowed to fall upon a triangular prism or glass, it is dispersed or broken into a number of colored rays known as the spectrum. Joseph Smith as Scientist A Contribution to Mormon Philosophy 2012-03-12T03:00:27.817Z "I would like to know how this nut grows," said Helen, handing her uncle a black nut shaped like a triangular prism. How We are Fed A Geographical Reader 2012-02-07T03:00:10.237Z Double internal reflection by a triangular prism would form a single coloured image on the parhelic circle at about 98� from the sun. Encyclopaedia Britannica, 11th Edition, Volume 12, Slice 8 "Haller, Albrecht" to "Harmonium" 2012-01-02T03:00:22.443Z From these results follow again the rules at present given for the mensuration of solids, viz. a pyramid is the third part of a triangular prism having the same base and the same altitude. Encyclopaedia Britannica, 11th Edition, Volume 11, Slice 6 "Geodesy" to "Geometry" 2011-09-19T02:00:10.473Z Thus you will have a hollow, triangular prism, the length of the piano, open at both ends. St. Nicholas v. 13 No. 9 July 1886 an Illustrated Magazine for Young Folks 2011-07-18T02:00:22.977Z When these æther waves of light fall upon a triangular prism of glass, the waves are bent out of their normally straight path. Autobiography of an Electron Wherein the Scientific Ideas of the Present Time Are Explained in an Interesting and Novel Fashion 2011-06-19T02:00:25.633Z It seemed to consist of a sort of triangular prism set with its edge vertically on a rigid platform attached to a massive stand. The Social Gangster The third gift emphasized vertical and horizontal divisions producing entirely rectangular solids; the fifth, by introduction of the slanting line and triangular prism, extends the element of form. Froebel's Gifts This is done by the Theorem.—Every triangular pyramid is equal in volume to one third of a triangular prism having the same base and the same altitude as the pyramid. Encyclopaedia Britannica, 11th Edition, Volume 11, Slice 6 "Geodesy" to "Geometry" 2011-09-19T02:00:10.473Z It was a small triangular prism of what I believe is called soapstone. The Red Triangle Being Some Further Chronicles of Martin Hewitt, Investigator The molars are in fact composed of alternating triangular prisms, with the outer folds of enamel forming deep and acute angles. Natural History of the Mammalia of India and Ceylon The volume of any parallelepiped, or of any triangular prism, is measured by the product of base and altitude. Encyclopaedia Britannica, 11th Edition, Volume 11, Slice 6 "Geodesy" to "Geometry" 2011-09-19T02:00:10.473Z These divisions open a new field in number lessons, while the introduction of the slanting line and triangular prism makes a decided advance in form and architectural possibilities. Froebel's Gifts But a triangular prism is equal in volume to a parallelepiped which has the same base and altitude. Encyclopaedia Britannica, 11th Edition, Volume 11, Slice 6 "Geodesy" to "Geometry" 2011-09-19T02:00:10.473Z |
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