例句與造句

1. From the elasticity variational principle , the governing dynamic differential equations of the geometric non - linear beam with large deflection is deduced
   摘要通過彈性力學(xué)變分原理建立了大撓度非線性梁的控制微分方程組。
2. By a large amount of calculations , the influence of the structure dimensions and the dielectric parameters on dispersion characteristic and coupling impedance of this kind of slow - wave structure is obtained . then , the linear beam - wave interaction theories of the arbitrarily - shaped helical groove waveguide and the dielectric into the arbitrarily - shaped helical groove waveguide are deduced . by the numerical calculations , the relationship is got between the small signal gain , bandwidth , electromagnetic " hot " velocity and the electronic beam , the structural parameters
   通過數(shù)值計算,獲得了此類慢波結(jié)構(gòu)的色散特性和耦合阻抗隨結(jié)構(gòu)幾何尺寸和介質(zhì)參數(shù)的變化規(guī)律;在此基礎(chǔ)上,建立了任意槽形螺旋槽及中心加介質(zhì)棒的任意槽形螺旋槽行波管的注-波互作用線性理論,并編制程序,計算了管子的小信號增益、帶寬、電磁慢波的“熱”相速與電子注參數(shù)、結(jié)構(gòu)參數(shù)之間的關(guān)系,獲得了增加帶寬或增益的途徑。
3. It's difficult to find linear beam in a sentence. 用linear beam造句挺難的