![“fir wood”简单造句，fir wood造句子]( "“fir wood”简单造句，fir wood造句子")
发表于：2018-02-11
TheboxismadeoutofChinafirwood.Bythewillowtreeinthecoolfirwood.Theinteriorwalls,ceilings,roofandfacadeshavebeenconstructedwithsilverfirwood.Theverticallyarrangedbattensoft...
![“fir”简单造句，fir造句子]( "“fir”简单造句，fir造句子")
发表于：2016-11-28
Heidireturnedtothefir-trees.Itisusuallyapineorafir.Thehugefirtreesdroppingtheirneedlesonebyone.Bythewillowtreeinthecoolfirwood.Thisisaverysmallfirtree,decoratedwithsilver...
![“Japanese fir”简单造句，Japanese fir造句子]( "“Japanese fir”简单造句，Japanese fir造句子")
发表于：2017-12-01
HeymainlytradewithJapanesefirms.TheJapanesefirmpaidasmallfortuneforthepainting.SoJapanesefirmsarerushingtohireforeigntalent.However,foreignersnowown28%ofJapanesefirms'sh...
![“Douglas fir”简单造句，Douglas fir造句子]( "“Douglas fir”简单造句，Douglas fir造句子")
发表于：2017-07-11
BolmanhasstudiedregionalvariationinDouglasfirseedyields.ThemostcommonconstructionwoodsareDouglasfir,hemlock,spruce,pine,andsomecedar.Anyofseveralsimilarorrelatedtrees,suc...
![“FIR滤波器”简单造句，FIR滤波器造句子]( "“FIR滤波器”简单造句，FIR滤波器造句子")
发表于：2024-01-13
1、从FIR信号理论出发，建立了光学FIR滤波器数学模型，并分析了它与FIR滤波器的映*关系。2、应用最广的是线*、时不变数字滤波器，以及IIR和FIR滤波器。3、提出了一种新的FIR滤波器快速算法，...
国文精选馆
