heartwood造句

Objective : To evaluate the wind - damage effects on quality of heartwood of Lignum Santali Albi.
目的: 评价风害损伤对檀香药材质量的影响.

Heartwood from dark brown to purple brown, alternating stripes.
心材暗红褐至紫褐色, 具深浅交替条纹.

Sapwood contains xylem vessels, but not as strong as heartwood.
边材含有木质导管, 但不如中心木质那样坚硬.

Heavy wood with dark colored heartwood used for ornaments.
重硬且心材呈浓色者可供作木艺品制造用.

• #heartwood