常見(jiàn)例句雙語(yǔ)例句The mathematical model and boundary conditions of soil temperature field in finite region is established through analysis of geometry model of underground heated pipeline.通過(guò)分析埋地?zé)嵊凸艿赖膸缀翁匦越⒘擞邢迏^(qū)域內(nèi)非穩(wěn)態(tài)熱油管道土壤數(shù)學(xué)模型和邊界條件。并使用PHOENICS軟件對(duì)該數(shù)學(xué)模型進(jìn)行了求解。The propagation characteristics of vibrational energy flow in circular cylindrical shell with finite region of material discontinuity are investigated by wave motion approach.運(yùn)用結(jié)構(gòu)振動(dòng)的波動(dòng)方法對(duì)有限長(zhǎng)的材料不連續(xù)區(qū)域在圓柱殼中的能量流傳播特性進(jìn)行了研究。The effect of various boundary conditions for a finite region model on the gravity-inertia wave is shown by some calculated results.通過(guò)實(shí)例計(jì)算，說(shuō)明了有限區(qū)域各種邊界條件對(duì)重力慣性波傳播的影響。 返回 finite region