常見例句Cottonwood, maple ,pinewood ,birch, miscellaneous tree,trimed log or heart wood of clamp-shaft remained. 楊木,楓木,松木,榆木,雜木,修直以后的原木或有卡剩下的木芯Wet heart wood,an abnormality occuring in tree growth,is a critical problem in poplar wood processing and utilization. 濕心材是樹木生長(zhǎng)中的一種反?,F(xiàn)象 ,在楊樹中表現(xiàn)甚為突出 ,是楊樹加工利用中的一大難題。Cottonwood,maple,pinewood,trimed,birch,miscellaneous tree,log or heart wood of clamp-shaft remained. 楊木,楓木,松木,按木,榆木,各種硬質(zhì)木材或修直以后的原木或有卡剩下的木芯Inferior lumber or yellow heart wood not only yellow brown of colour and lustre, woodiness is very loose also. 劣質(zhì)木材或黃心木等不僅色澤黃褐,木質(zhì)也十分松軟。Chinese real love of friends, read your heart wood, they immediately go on short deflated go up and funny. 真正熱愛中文的朋友,讀讀木心吧,他們立刻矮下去癟下去并好笑起來。The secondary growth includes several consecutive processes such as vascular tissue differentiation, secondary cell wall deposition, lignification, PCD and heart wood formation. 次生生長(zhǎng)包括維管組織形成、次生細(xì)胞壁形成、木質(zhì)化、PCD以及心材形成等過程。 返回 heart wood