diffuse porous中文什么意思

例句与用法

1. about 80 species from the tropics to the temperate zone, and also in south east asia and the pacific region . in japan c . sinennas of the same genus being ring porous wood, while those from the tropics diffuse porous, wood much imported from papua new guinea, solomon and irian jaya, and a little from other areas
   近80种?分布区域由热带至温带?亦分布在东南亚及大洋洲一带?主要由巴布亚新几内亚、所罗门群岛及伊里安地区进口?即份由其他地区进口。