wood physical-mechanical properties 木材物理力学性质
wood physical and mechanical properties 木材物理力学性质
Physical Properties of Wood 木材物理 ; 木材的物理性质
wood physical mechanic properties 木材物理力学性质
wood physical and chemical properties 木材物理化学性质
the physical properties of wood 木材的物理性质
The result shows that sample dimension has light influence on wood physical properties, but different degrees of influence on wood mechanic properties.
结果表明：木材物理性质一般受试样尺寸的影响较小；木材力学性质则不同程度地受到其影响。
The physical and mechanical properties of middle cutting wood of Cunninghamia lanceolata are inferior to those from natural forests.
杉木中伐材的物理力学性能不如天然林中伐材。
The results showed that there existed variation among eucalypt families in wood physical-mechanical properties and wood chemistry.
研究表明：桉树不同家系间木材物理力学性质和化学组成存在差异；
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