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- In contrast, if the rack is blocked so that it can no longer be collapsed but the struts are stretchable, increases in strut length produce a negative Poisson’s ratio. 与巴西同事每日在互联网上的交流，让我们从那些若完全分析则太过复杂的结构中提取出一些本质特性，并最终导致成功的解释模型出现。”
- When Poisson s ratio is zero, tile exact solu-tion of displacement is obtained. 当泊桑比为零时，求得位移的精确解。
- A study was made to fracture characteristic of Graphite/Epoxy unbalanced liminates with inplane negative Poisson's ratio. 本文研究了具有平面负泊桑比石墨纤维/环氧树脂非平衡层合复合材料的断裂问题。
- Abstract: The void is treated as a material with very small Young’s modulus and Poisson’s ratio, and the volume of void can be obtained by outputting the material’s volume in calculation. 摘 要： 将孔洞看成一种弹性模量和泊松比都非常小的材料，在有限元计算中，通过输出该材料的体积来计算孔洞的体积。
- The sensitivity analysis of parameter shows that the Poisson’s ratio has little effect on the developing of the porewater pressure, the settlement decreases with the increase of the Poisson’s ratio. 泊松比对非线性模型的孔压变化趋势影响不大,但沉降量随泊松比的增大而减小;
- Advances in Negative Poisson's Ratio Materials 负泊松比材料研究进展
- The main function of tensile test in mechanical property testing of micro-sized structure is measurement question of elastic ratio,Poisson s ratio,yield strength anad fracture strength. 微构件材料力学性能测试中,拉伸测试主要解决材料弹性模量、泊松比、屈服强度和断裂强度的测量问题。
- Advances in Research on with Negative Poisson's Ratio Materials 具有负泊松比材料的研究进展
- Poisson' s ratio of asphalt mixtures 沥青混合料泊松比
- S ratio (belowground to aboveground biomass ratio) has been widely used for estimating root biomass. 利用根冠比(R:S)和地上生物量来估算地下生物量是目前常用的方法，但目前缺乏根冠比的数据。
- Restricted by its low coating amount, LWC’s properties consequently affected by the binder’s dosage, binder constituent’s ratio, and the characteristics of the binder used. 由于涂布量有限，涂料组成中，接著剂之用量、配合比之选择、本身的特质、性状等对涂布纸之性质有重大影响。
- Mechanical model of two-dimensional cellular materials with negative Poisson's ratio 一种有负泊松比效应的二维多胞材料力学模型
- Keywords liquid crystals,polyesters,nematic field,auxetic（negative poisson ratio）; 液晶;共聚酯;向列型液晶场;负的泊松比;
- Methods:It was employed that chrono-medical mimic-flight ,treadmill-running and swimming to research the influence of chrono-exercise upon DA and 5-HT s ratio in rats telencephalon. 方法:采用时间医学模拟飞行实验方法,以跑台跑和游泳的运动负荷形式,探索择时运动对大鼠脑中枢DA/5-HT比值的影响。结果:择时运动对DA/5-HT比值产生了“运动性双相量变”作用。
- Keywords liquid crystal polymer,polyester,auxetic,negative Poisson ratio,flame retardant,PVC; 液晶高分子;聚酯;负泊松比;阻燃;PVC;
- OPTIMIZATION DESIGN OF POISSON'S RATIO OF LAMINATES USING GENETIC ALGORITHMS 用遗传算法实现特殊泊松比的层合板设计
- The answer to my request was in the negative. 对我的请求的答复是否定的。
- His answer to my request was a negative. 我的请求遭到了他的拒绝。
- The tests for hepatitis were negative. 肝炎检查结果是阴性。
- ONE MAN'S MEAT IS ANOTHER MAN'S POISSON. 对一个人有利的未必对另一个人也有利。
