| 单词 | vertical angle |
| 例句 | Measurement of geological features is done with a special compass that has a built-in clinometer, which is a device for measuring vertical angles. Physical Geology 2015-01-01T00:00:00Z Footage of the crash recorded at a local mining company Monday showed the plane plummeting at nearly a vertical angle out of the sky. One of the China Eastern ‘black boxes’ is recovered as heavy rain falls at crash site 2022-03-23T04:00:00Z Video captured by a local mining company showed the plane hurtling nose first toward the ground at an almost vertical angle. No survivors found after Chinese plane crash as authorities scour steep mountaintop site 2022-03-22T04:00:00Z Based on the vertical angle of attack — which is essential to the drone’s layout — it’s also hard to imagine the system being very effective against a human being. Watch Anduril’s Anvil take down an off-the-shelf drone in midflight 2019-10-04T04:00:00Z The 61-year-old limo driver converted a mobile home into a ramp and modified it to launch from a vertical angle so he wouldn't fall back to the ground on public land. Flat-Earther's steam-powered rocket lofts him 1,875 feet up into Mojave Desert sky 2018-03-25T04:00:00Z The 61-year-old limo driver converted a mobile home into a ramp and modified it to launch from a vertical angle so he wouldn’t fall back to the ground on public land. Mike Hughes, self-taught rocket scientist and flat-Earth truther, blasts off in California 2018-03-25T04:00:00Z The 61-year-old limo driver converted a mobile home into a ramp and modified it to launch from a vertical angle. Self-taught rocket scientist propels himself 1,875 feet 2018-03-24T04:00:00Z "When the rockets hit they land at near a vertical angle. That really confines the blast to one house." Need to avoid civilian deaths weighs on minds of U.S. forces in Mosul battle 2017-03-18T04:00:00Z Secondly, what was the vertical angle of the shot? Oscar Pistorius case: The key questions 2013-06-03T09:55:06Z In his 'Vertical Horizon' project, the 26-year-old Frenchman captures the city's vertical angles. Photos of Vertical Hong Kong 2013-05-28T12:09:57Z The seats seem to ring the court at an almost vertical angle. A glance at Brooklyn's new Barclays Center arena 2012-09-21T19:09:08Z For convenience call a b d the vertical angle. Modern Machine-Shop Practice, Volumes I and II 2012-03-23T02:00:33.140Z The sides do not come quite up to the corner of the vertical angle iron, excepting at the bottom where the horizontal angle iron comes in. An Introduction to Machine Drawing and Design 2012-03-06T03:00:25.777Z The isosceles triangle which has its vertical angle a right angle ... combined in sets of four, with the right angles meeting at the centre, form a single square. Encyclopaedia Britannica, 11th Edition, Volume 7, Slice 8 "Cube" to "Daguerre, Louis" 2012-01-31T03:00:17.257Z In his 'Vertical Horizon' project, the 26-year-old Frenchman captures the city's vertical angles. Photos of Vertical Hong Kong 2013-05-28T12:09:57Z This makes each base angle 72° and the vertical angle 36°, the latter being the central angle of a regular decagon,—essentially our present method. The Teaching of Geometry 2011-10-12T02:00:52.133Z As an example, suppose a cutter is required that is to be fixed in such a position in its carrier or block that the handle a b d, or “vertical angle,” of Fig. Modern Machine-Shop Practice, Volumes I and II 2012-03-23T02:00:33.140Z The sides of the tank are riveted to a vertical angle iron, the cross section of which is clearly shown in the plan. An Introduction to Machine Drawing and Design 2012-03-06T03:00:25.777Z The uncertainties of terrestrial refraction render it impossible to determine accurately by vertical angles the heights of distant points. Encyclopaedia Britannica, 11th Edition, Volume 11, Slice 6 "Geodesy" to "Geometry" 2011-09-19T02:00:10.473Z Difficulty of stance in the landing area and the vertical angle of shots to the green from the landing area. How Tough Is Augusta National? 2010-07-30T04:00:00Z The pupil who cannot see the equality of vertical angles intuitively better than by the use of the protractor is abnormal. The Teaching of Geometry 2011-10-12T02:00:52.133Z From c draw c f, making an angle to c r equal to the “vertical angle,” or angle a b d, Fig. Modern Machine-Shop Practice, Volumes I and II 2012-03-23T02:00:33.140Z During the tests researchers will use theodolites, surveying instruments that measure horizontal and vertical angles. New Tech For Whales Vs. Wave Energy 2010-06-15T22:00:00Z The vertical angles measured at the station on Hart Fell showed on one occasion in the month of September a refraction of double the average amount, lasting from 1 P.M. to 5 P.M. Encyclopaedia Britannica, 11th Edition, Volume 11, Slice 6 "Geodesy" to "Geometry" 2011-09-19T02:00:10.473Z The tail is fanned fully and depressed at a sharp vertical angle to the body. Natural History of the Bell Vireo, Vireo bellii Audubon He does not see why vertical angles should be proved equal when he knows that they are so by looking at the figure. The Teaching of Geometry 2011-10-12T02:00:52.133Z The vertical angle of this feather obviously determines the angle of clearance at which the tool shall stand to the work. Modern Machine-Shop Practice, Volumes I and II 2012-03-23T02:00:33.140Z The long, slender, simple columella is not only lateral, but occupies indeed the sharp vertical angle of the triangular, prismatic sporangium. The North American Slime-Moulds A Descriptive List of All Species of Myxomycetes Hitherto Reported from the Continent of North America, with Notes on Some Extra-Limital Species If I had a transit, I could determine that by a vertical angle,––triangulation. Out of the Depths A Romance of Reclamation The glare of the sun that is reflected from each point of the surface of a mirror forms a cone of light whose vertical angle is constant, and equal to that subtended by the sun. The Art of Travel Shifts and Contrivances Available in Wild Countries If two lines intersect, the vertical angles are equal. The Teaching of Geometry 2011-10-12T02:00:52.133Z When much accuracy is not required vertical angles can be measured by means of a quadrant of simple construction. Getting Gold: a practical treatise for prospectors, miners and students In this latter plan the introduction is usually made with the proposition concerning vertical angles, and the two simplest cases of congruent triangles. The Teaching of Geometry 2011-10-12T02:00:52.133Z If I had a transit, I could calculate the depth at any point where the water shows––triangulate with a vertical angle. Out of the Depths A Romance of Reclamation Instrumentally Read the vertical angle, and multiply its natural tangent by the distance between instrument and foot of object; the result is the height. Getting Gold: a practical treatise for prospectors, miners and students This proposition may properly follow the one on vertical angles simply because the latter is easier and does not involve superposition. The Teaching of Geometry 2011-10-12T02:00:52.133Z |
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