例句與造句

1. For practical application the integrals in (3. 79) and (3. 80) have to be replaced by finite series .
   為了實際應(yīng)用，（379）和（380）里的積分項必須用有限級數(shù)代替。
2. However , the simulated annealing algorithm will expand too much time to estimate the values of objective function when applied to aerodynamics optimizations . the way to remedy this problem in this dissertation is by improving the efficiency of optimizer and the cfd - solver . our cfd - solver is base on the modification to the proper orthogonal decomposition ( pod ) method that can produce a finite series of basis functions or modes through the solution of snapshots
   但對于氣動外形優(yōu)化設(shè)計問題來說,由于評估需要解決的問題的目標(biāo)函數(shù)值需要多次調(diào)用流場解算器,會導(dǎo)致用模擬退火算法進行優(yōu)化設(shè)計的計算工作量過大,因此需要我們對流場解算器和優(yōu)化方法兩個方面進行研究以尋找此問題的解決辦法。
3. It's difficult to find finite series in a sentence. 用finite series造句挺難的