lightcraft造句
例句與造句
- laser driven lightcraft combining air-breathing with alp
大氣模式和激光燒蝕推進(jìn)相結(jié)合 - the applied research of large eddy simulation ( les ), the shape optimization and the aerodynamic performances analysis of the lightcraft propelled by laser are main content in this paper
論文主要包括湍流大渦模擬應(yīng)用研究和激光推進(jìn)的光船外形優(yōu)化及氣動(dòng)性能分析兩部分。 - abstract : in this paper, the lightcraft vehicle without on-board chemical fuel was analyzed sending manned craft into space on satellite laser-beams powered by solar energy in next age was speculated
文摘:分析了勿需化學(xué)燃料的光動(dòng)力飛行器，并概述了下個(gè)世紀(jì)從衛(wèi)星上用太陽(yáng)光泵浦的激光束推進(jìn)星際飛行器的設(shè)想。 - the optimized shape in the parameter range was obtained . in order to studied the lightcraft ’ s flight performance, the 3-d lightcraft aerodynamic performance research at different altitudes, velocity and angle of attack were simulated . in subsonic situation, the drag coefficient was reducing with the angle of attack increasing, but in supersonic situation, the drag coefficient was increasing with the angle of attack increasing
分析了激光推進(jìn)技術(shù)的基本原理及其特點(diǎn),對(duì)光船的氣動(dòng)性能進(jìn)行了數(shù)值模擬,在流場(chǎng)分析的基礎(chǔ)上,對(duì)光船的頭部外形進(jìn)行了優(yōu)化,并給出了參數(shù)變化范圍內(nèi)的優(yōu)化外形;為了進(jìn)一步研究光船的飛行性能,對(duì)不同高度、不同速度和不同攻角等飛行條件下的三維光船氣動(dòng)性能進(jìn)行了數(shù)值研究,研究表明:在亞聲速情況下,阻力系數(shù)隨攻角的增大而減小;超聲速情況下,阻力系數(shù)隨攻角增大而增大。 - the optimized shape in the parameter range was obtained . in order to studied the lightcraft ’ s flight performance, the 3-d lightcraft aerodynamic performance research at different altitudes, velocity and angle of attack were simulated . in subsonic situation, the drag coefficient was reducing with the angle of attack increasing, but in supersonic situation, the drag coefficient was increasing with the angle of attack increasing
分析了激光推進(jìn)技術(shù)的基本原理及其特點(diǎn),對(duì)光船的氣動(dòng)性能進(jìn)行了數(shù)值模擬,在流場(chǎng)分析的基礎(chǔ)上,對(duì)光船的頭部外形進(jìn)行了優(yōu)化,并給出了參數(shù)變化范圍內(nèi)的優(yōu)化外形;為了進(jìn)一步研究光船的飛行性能,對(duì)不同高度、不同速度和不同攻角等飛行條件下的三維光船氣動(dòng)性能進(jìn)行了數(shù)值研究,研究表明:在亞聲速情況下,阻力系數(shù)隨攻角的增大而減小;超聲速情況下,阻力系數(shù)隨攻角增大而增大。 - It's difficult to find lightcraft in a sentence. 用lightcraft造句挺難的