heart wood

常见例句

Cottonwood, maple ,pinewood ,birch, miscellaneous tree,trimed log or heart wood of clamp-shaft remained.
杨木，枫木，松木，榆木，杂木，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.
湿心材是树木生长中的一种反常现象 ,在杨树中表现甚为突出 ,是杨树加工利用中的一大难题。
Cottonwood,maple,pinewood,trimed,birch,miscellaneous tree,log or heart wood of clamp-shaft remained.
杨木，枫木，松木，按木，榆木，各种硬质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.
劣质木材或黄心木等不仅色泽黄褐，木质也十分松软。
Chinese real love of friends, read your heart wood, they immediately go on short deflated go up and funny.
真正热爱中文的朋友，读读木心吧，他们立刻矮下去瘪下去并好笑起来。
The secondary growth includes several consecutive processes such as vascular tissue differentiation, secondary cell wall deposition, lignification, PCD and heart wood formation.
次生生长包括维管组织形成、次生细胞壁形成、木质化、PCD以及心材形成等过程。