半环孔材
- 网络semi-ring porouswood;semi-ring-porous wood
半环孔材-
对采自广西的山茶属9个组43种的木材进行解剖研究，结果表明，管孔类型为散孔材至似半环孔材；
Anatomical structure of Camellia wood of 43 species belonging to 9 groups from Guangxi was studied in this paper . The results were as follows .
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生长轮类型分为环孔材、散孔材和半环孔材（或半散孔材）。
The growth rings of broad leaved woods can usually be divided into three types according to the size of vessels , i. e. ring-porous wood , diffuse-porous wood and semi - ring-porous wood .