树(Shu)皮(Pi):(?)
厚(Hou)1.0~3.0cm,(?)质(Zhi)略(Lue)硬(Ying),(?)不(Bu)易(Yi)剥(Bao)离(Li)。(?)外(Wai)皮(Pi)灰(Hui)白(Bai)色(Se)至(Zhi)灰(Hui)褐(He)色(Se);具(Ju)规(Gui)则(Ze)的(De)纵(Zong)裂(Lie),(?)呈(Cheng)小(Xiao)片(Pian)状(Zhuang)脱(Tuo)落(Luo)。(?)内(Nei)皮(Pi)浅(Qian)紫(Zi)红(Hong)色(Se): 韧(Ren)皮(Pi)纤(Xian)维(Wei)略(Lue)发(Fa)达(Da)。(?)
横(Heng)断(Duan)面(Mian):(?)
心(Xin)边(Bian)材(Cai)区(Qu)别(Bie)略(Lue)明(Ming)显(Xian)。(?)心(Xin)材(Cai)红(Hong)褐(He)色(Se)至(Zhi)浅(Qian)褐(He)色(Se),(?)有(You)时(Shi)带(Dai)浅(Qian)黄(Huang)色(Se)调(Diao)。(?)边(Bian)材(Cai)色(Se)稍(Shao)浅(Qian)。(?)生(Sheng)长(Chang)轮(Lun)略(Lue)明(Ming)显(Xian)。(?)
宏(Hong)观(Guan)构(Gou)造(Zao):(?)
散(San)孔(Kong)材(Cai)。(?)管(Guan)孔(Kong)肉(Rou)眼(Yan)下(Xia)可(Ke)见(Jian)略(Lue)少(Shao),(?)略(Lue)大(Da);(?)主(Zhu)为(Wei)单(Dan)管(Guan)孔(Kong),(?)少(Shao)数(Shu)径(Jing)列(Lie)复(Fu)管(Guan)孔(Kong)((?)2~3个(Ge));(?)具(Ju)侵(Qin)填(Tian)体(Ti)。(?)轴(Zhou)向(Xiang)薄(Bao)壁(Bi)组(Zu)织(Zhi)放(Fang)大(Da)镜(Jing)下(Xia)明(Ming)显(Xian),(?)短(Duan)翼(Yi)状(Zhuang)及(Ji)聚(Ju)翼(Yi)状(Zhuang)。(?)木(Mu)射(She)线(Xian)放(Fang)大(Da)镜(Jing)下(Xia)明(Ming)显(Xian)。(?)密(Mi)度(Du)中(Zhong),窄(Zhai)。(?)
木(Mu)材(Cai)材(Cai)性(Xing):(?)
具(Ju)光(Guang)泽(Ze)。(?)纹(Wen)理(Li)交(Jiao)错(Cuo);(?)结(Jie)构(Gou)细(Xi)而(?)均(Jun)匀(Yun);(?)重(Zhong)量(Liang)、(?)硬(Ying)度(Du)、(?)强(Qiang)度(Du)均(Jun)中(Zhong)等(Deng);(?)干(Gan)缩(Suo)小(Xiao)。(?)刨(Pao)、(?)锯(Ju)加(Jia)工(Gong)容(Rong)易(Yi),(?)切(Qie)面(Mian)略(Lue)起(Qi)毛(Mao);砂(Sha)光(Guang)、(?)油(You)漆(Qi)、(?)胶(Jiao)黏(Nian)及(Ji)钉(Ding)钉(Ding)性(Xing)能(Neng)好(Hao)。(?)不(Bu)耐(Nai)腐(Fu),(?)易(Yi)遭(Zao)白(Bai)蚁(Yi)。(?)干(Gan)燥(Zao)略(Lue)有(You)开(Kai)裂(Lie)。(?)具(Ju)微(Wei)酸(Suan)性(Xing),(?)易(Yi)腐(Fu)蚀(Shi)金(Jin)属(Shu)。(?)锯(Ju)屑(Xie)对(Dui)皮(Pi)肤(Fu)有(You)刺(Ci)激(Ji)性(Xing)。(?)气(Qi)干(Gan)密(Mi)度(Du)0.54 ~ 0.75 g/cm3。(?)