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。
Molybdenum in structural steel can improve mechanical properties.
构造钢中参加钼，能进步机械性能。
They are used principally when their mechanical properties are mandatory.
它们主要用在必须使用其机械性质的地方。
To evaluate the time effect on mechanical properties of orthodontic arch wires.
目的评价临床使用时间的长短对弓丝机械性能的影响。
Firstly, mechanical properties of corroded concrete and rusty rebar were studied.
首先，研究了受腐蚀钢筋混凝土材料的物理力学性能。
MMT content of 5 percent of the composite material has good mechanical properties.
蒙脱土含量为5%的复合材料具有较好的综合力学性能。
In addition, the essential mechanical properties of metal foam are introduced briefly.
此外，简单介绍了泡沫金属的基本力学性质。
Driving wheel groove embedded viscoelastic packing, which makes excellent mechanical properties.
驱动轮槽镶嵌粘弹性填料，具有优异的机械性能。
The physical and chemical properties, mechanical properties and fire-retardant properties were also given.
列举了涂料的理化性能、力学性能和耐火性能的检测结果。
Bricks show no loss of useful mechanical properties even when 20-30% of their content is slag. Nor do they leak.
即便当渣含量达20%- 30%时，制成砖并未显示出有用力学性能的损失，同样也没有产生裂纹。
A uniaxial tensile test method for measuring mechanical properties of MEMS thin film materials is presented.
介绍了一种用于MEMS薄膜材料力学特性测试的单轴拉伸试验方法。
Firstly, the physical and mechanical properties of Shapotou soft rock are detailedly analysed in this paper.
首先，本文对沙坡头坝基软岩的物理力学特性进行了详细的分析。
Overheating of components can change the original steel temper and mechanical properties of the affected area.
部件过热会改变受影响区域内钢材的初始韧度和机械性能。
This produces a fully dense component with the shape of the forging die and appropriate mechanical properties.
这能生产具有锻模形状和合适机械性能的充分致密零件。
CONCLUSION: the optimal laser irradiation power was the key to achieved superior mechanical properties joints.
结论：合适的激光功率是取得理想激光焊接接头的关键。
"The mechanical properties of titanium foams made this way closely approach those of the human bone," said Quadbeck.
负责研究的科学家表示：“这种钛发泡材料的机械性能与人体骨骼非常类似。”
The mechanical properties data of ZG35 Steel accumulated in production are regressed and analysed by computers.
利用计算机对昆明重工集团生产中积累的ZG35钢力学性能数据进行了回归分析。
This paper mainly discusses the relationship between mechanical properties and tailorability of woollen fabrics.
本文主要论述了毛织物的机械力学性质与缝纫性能之间的关系。
Improving mechanical properties of paper and board manufactured from recycled paper is an important subject today.
改善回收纸张制造的纸张和纸板机械性能是当今的一个重要课题。
Mechanical properties of the weld metal Mechanical properties of the weld metal are not part of the classification.
焊缝金属的机械性能焊缝金属的机械性能不是分类中的一部分。
Influence of fibre content, fibre style on the mechanical properties and microstructure of the composites are discussed.
探讨了纤维含量、纤维类型对复合材料力学性能和微观结构的影响。
We can provide various types of drill pipe joints as customer's demand. All mechanical properties are beyond API standard.
我公司可按用户的要求提供各种型号的钻杆接头。各项力学性能均完全超过API标准要求。
The results show that the steel plate has excellent integrated mechanical properties, when it obtain the acicular ferrite.
结果表明，当获得针状铁素体组织时，钢板具有最佳的综合力学性能。
These involve changes to the lithium chemistry of batteries, their mechanical properties and the electronics that control them.
这将改变电池的化学成分、机械特性以及控制电路。
The effect of isothermal forging temperature on microstructure and mechanical properties of2B70 aluminum alloy was studied.
研究了不同等温锻造温度对2b70铝合金显微组织与力学性能的影响。
The mechanical properties and failure patterns of the clad material are investigated with the method of experiment and theory.
采用理论与试验相结合的方法研究了这类材料的力学性能与主要失效方式。
The exceptional mechanical properties of synthesised GP render it a promising material for commercial and engineering applications.
这种合成石墨纸的特殊机械性能使它成为在商业和机械应用方面一种有前景的材料。
In addition to type and location of surface texturing, femoral components vary in shape and by material and mechanical properties.
除了假体表面结构类型的位置的变化以外，股骨假体随着其形状和材料力学特性不断改变。
How to calculate mechanical parameters and improve mechanical properties of plate are always important problems in hot plate rolling.
如何计算轧制过程的力能参数以及提高板材的力学性能，一直是中厚板轧制理论的重要问题。
The influence of chemical composition and heat-treatment on the microstructure and mechanical properties of the steel is investigated.
研究了化学成份和热处理工艺对钢板力学性能和微观组织的影响规律。
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