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- The technology of stress wave nondestructive testing(NDT) can be used to detect size,specification,and basic physical property of wood on the premise of nondestructive performance. 应力波木材无损检测技术可在不破坏木材使用性能的前提下,快速的检测出木材的尺寸、规格和基本物理性质等,基于此优点,应力波无损检测技术近几年越来越受到青睐。
- Because of the depolymerization, chemical and physical properties of wood could be changed quite a lot by white rot fungi.In recent years, tremendous progress has been obtained in research fie... 近年来，在白腐菌的营养需求、降解酶传递途径、对木材主要组成酶降解机理及对材性的影响、产酶的分子遗传学等领域的研究均取得一定进展，可望不久将来能利用生物工程改变白腐菌基因，防止白腐发生。
- Physical property of wood from plantation and natural forest of Michelia tsoi Dandy 乐昌含笑人工林和天然林木材物理性质的比较
- Compare the physical properties of the two substances. 比较一下这两种物质的物理特性。
- Keywords wood science;Mytilaria laosensis;plantation;physical properties of wood;mechanical properties of wood; 木材学;米老排;木材物理性质;木材力学性质;
- DIMENSIONAL STABILITY AND PHYSICAL PROPERTIES OF WOOD TREATED WITH LOW-TOXIC PRESERVATIVES SUCH AS CHLOROTHALONIL, ACQ AND COPPER CITRATE 低毒防腐剂百菌清及铜制剂对木材尺寸稳定及力学性能的影响
- The raw materials, equipments, technology, physical properties and surfacing of wood imitating PU foam were reported in the paper. 摘要主要阐述聚氨酯仿木料的原料、设备、工艺及其制品的性能和表面处理。
- The raw materials,equipments,technology,physical properties and surfacing of wood imitating PU foam were reported in the paper. 主要阐述聚氨酯仿木料的原料、设备、工艺及其制品的性能和表面处理。
- The result can display the basic physical property of roll motion of tuned liquid dampers (TLD). 计算考虑了柯氏力和离心力，其结果能显示出TLD摇动的基本物理特征。
- physical properties of wood 木材物理性质
- In this paper,the experimental results on physical property of Chinese torreya was introduced and analyzed. 测定了香榧和榧仁的外形尺寸、壳厚、壳与仁间隙、破坏载荷及变形等物理特性参数,并进行了分析。
- The thermoplastic wood plastic composite(WPC) is a novel composite which has both mechanical property of wood andeasy processablity of thermoplastic plastics. 热塑性木塑复合材料(WPC)是一种兼有木材的力学性能和热塑性塑料易加工的新型材料。
- It mainly relates anti-agiag effect of PTNP in NR and diene synthetics and effect on physical property of the abovementioned compound. 主要介绍防老剂PTNP在天然橡胶和二烯类合成橡胶中的防老化效果及对胶料物理机械的影响。
- On the basis of well, drilling core and test data, second well interpretation model of physical property of reservoir bed had been built. 基于测井、取心、测试等资料，建立了储层“四性”参数的二次测井解释模型；
- To develop bamboo char fiber product,physical property of bamboo char fiber was tested,and compared with viscose fiber and bamboo fiber. 为开发竹炭纤维产品,测试了竹炭纤维的物理性能,并与粘胶纤维、竹纤维进行比较。
- This is a key concept in wood design since moisture affects the physical and mechanical properties of wood differently depending on whether the MC% is above or below the FSP. 因为含水量影响木材的结构属性，所以木材这种吸收和释放水分的能力对于木材设计来说是相当重要的。
- This paper introduces the structure and physical property of, natural gas hydrate (NGH).The hydrate has its special clathrate structure. 摘要介绍了天然气水合物(NGH)的结构及物理性质。
- Conclusion: Physical property of LW-special efficacy insecticide against cockroach is steady.It is convenient in use ad it has little smell and mark. 结论:LW-特效灭蟑乳油物理性状稳定,使用方便,施药时气味低、痕迹小,有广泛的应用前景。
- The topological and physical property of nano-particle will be directly affected by the charge and size of its precursor. 通过密立根油滴实验技术改造,提出了调制电场纳微颗粒荷电量和粒径测量技术。
- The basic properties of wood such as moisture content, density, grain direction and modulus of elasticity can be measured nondestructively. 摘要与木材材质有关之因数如含水率、比重、木理走向、弹性系数等可藉破坏或非破坏方法来测定或推定。
