cork elm是什么意思

网络释义

用法例句

But,there are some differences in chemical composition among cork timbers from different geographical areas that could significantly influence their utilization in many industrial fields.

栓皮是一种具有容重低,吸音性能好,导热系数小,质地轻软,高弹性和抗酸等多种优良物理性能的材料。

Population Structure and Dynamics of Quercus variabilis in Different Habitats on Northern Slope of Bashan Mountain;

巴山北坡不同干扰条件下栓皮栎种群结构与动态

Proliferation,Maturation and Germination of Somatic Embryos in Quercus variabilis;

栓皮栎体胚的增殖、成熟和萌发(英文)

Study on Isozyme Genetic Diversity of Quercus variabilis Natural Populations in Shaanxi Province;

陕西栓皮栎天然群体同工酶遗传多样性研究

Division on suitable climatic and ecological region for introducing of Acer campestre L.to China;

我国引种栓皮槭的气候生态适生区划分

The variations of cork characters from 10 populations of Quercus variabilis in Shaanxi province are analyzed.

对陕西境内10个栓皮栎群体栓皮性状变异情况进行了试验分析。

Determinations of a 45 years old natural secondary Quercus variabilis forest in Baotianman Natural Reserve in Neixiang County, He nan Province show that its biomass was 167.

对河南内乡宝天曼自然保护区４５年生天然次生栓皮栎林的生物量和净生产力的研究表明，栓皮栎林生物量为１６７。

Changes in plant species diversity in a restoration sequence of Quercus variabilis forest stands in Bao Tianman mountain were studied.

对宝天曼地区不同恢复阶段栓皮栎林的高等植物物种多样性特征进行了初步分析。