常見例句Show white, duramen is small the ivory scene that shows pink or grey yellow. 呈白色,木心為微顯粉紅的象牙色或灰黃色。Tough and rich flexibility, alburnum is shown weak ivory, duramen by fallow differ to nigger-brown. 堅韌而富有彈性,邊材呈淡乳白色,心材由淡棕色到深棕色不等。Material color is white, do not have duramen to become angry, come back cut treatment and agglutination function good. 材色雪白 ,無心材變色 ,旋切加工和膠合性能良好。Ferreous mesua is qualitative firm and heavy, duramen is damask, pith line fine beauty, make furniture with its, wear well. 鐵力木質(zhì)堅而沉重,心材淡紅色,髓線細(xì)美,用其制作家具,經(jīng)久耐用。The study objects is ninety standard samples, and then make different experiments according to the duramen and alburnum or transverse section, chordal, radial. 本文用90個規(guī)格試件為研究對象,嚴(yán)格按照國家標(biāo)準(zhǔn)按心邊材以及橫切面、弦切面和徑切面分組實(shí)驗(yàn)。heartwood; duramen (the hard central wood of the trunk of an exogenous tree) 心材 返回 duramen