力学

Polypropylene ; thermotropic liquid crystalline polymer ; hybrid composite ; mechanical properties ; dynamic mechanical analysis

聚丙烯；热致液晶聚合物；混杂复合材料；力学性能；动态力学分析

In order to improve the mechanical properties and thermal stability of UP,in-situ hybrid composites of thermotropic liquid crystalline polymer with the group of —NCO synthesized by us,unsaturated polyester and glass fiber were successfully prepared by melt mixing technology and compression molding.

为了改进不饱和聚酯树脂在高低温和交变应力下力学性能和热稳定性较差的缺点，利用自行合成的端基含有活性基团的热致性液晶聚合物对不饱和聚酯/玻璃纤维复合材料改性，用DMA测试了共混物的动态力学性能，用扫描电镜对材料断面的形态结构进行了研究。

The tensile test and dynamic mechanical analysis were conducted to investigate the mechanical properties of polypropylene/thermotropic liquid crystalline polymer/glass fiber hybrid composites with a good TLCP fibrils structure.

对具有良好液晶聚合物微纤结构的聚丙烯/热致液晶聚合物/玻璃纤维混杂复合材料，使用静态拉伸和动态力学分析的方法研究了材料的力学性能。

The paper study the effect of silicon AlSi9Cu3 on the mechanical properties and the machinbality of its diecasting thring mechnical property tests and drilling experiments aiming at acpuiring enough data to direct the materials desigin.

本文从材料的设计角度出发，通过力学性能实验和钻削性能实验，研究了硅含量对AlSi9Cu3合金力学性能和加工性能的影响。

A cure-dependent viscoelastic model was applied to describe the mechanical behavior of underfill.

采用与固化过程相关的粘弹性力学模型描述倒装焊底充胶的力学行为。

Based on the evaluation of rock mechanics properties of undrilling formation, a fuzzy optimization model for selecting the best similar layers with the same rock mechanics properties was established by applying theory of fuzzy optimization. Firstly the best similar layer located the undrilled area was chosen by the model. Secondly the performance of the bit used in the selected layer was evaluated by economic benefit index.

该方法在待钻地层岩石力学性质评价的基础上，首先应用模糊优选理论建立了地层岩石力学性质相似层位的模糊优选模型，用其进行相似层位的优选，然后应用经济效益指数法对相似层位的钻头性能进行评价，最后给出合理的钻头选型结果。

A secondary solution technology for determining the pre-stressed state and unstrained state of the cable structures is proposed, and the effect of the elastic deformation and self-weight of the structure can be involved in the analysis automatically.

建立了一种模拟钢结构吊装可动体系的力学模型，在此基础上提出了其平衡状态确定的一种优化迭代算法，可精确模拟吊装可动体系空间姿态和力学状态的演变历程。

Virial Equation of State and Molecular Corresponding States from Statistical Mechanics; Connection of PVTN Equations of State to Statistical Mechanics and Molecular Simulations

Virial状态方程与统计力学分子对应态；从PVTN状态方程到统计力学，与分子模拟的联系。

In this paper, aiming at the mechanics in the plastic forming process of bimetal composite pipes, the finiteelement analysis is introduced. And the parametric finiteelement mechanics model is established.

针对机械复合管塑性成型过程中的力学问题进行了有限元模拟研究，建立了模拟双金属复合管塑性成型的参数化有限元力学模型。

Firstly, by using DSC, we analyzed the effect of the type and content of initiators on the curing reaction, Then, through FTIR, we discussed the final degree of cure of the cured resin and the performance of the cured resin by testing the static mechanical performance and DMTA, found that moderate content and ratio of the initiators system can cause the moderate cure temperature, increase of exotherm and the final degree of cure result from the cooperation effect of the two kinds of initiators, and found that the cooperated initiators system can effectively increase the final degree of cure even in low content.

通过差示扫描量热法分析了不同固化剂体系对树脂固化行为的影响，用红外光谱分析了不同固化剂体系下的浇铸体的固化度，并对树脂浇注体静态力学性能及动态机械热分析，认为不同活性的固化剂联用存在协同效应，使固化反应温度适中，固化反应更加充分，提高树脂固化度和扩大聚合物网络，使树脂浇注体拥有良好的力学性能和耐热性。

With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.

随着死亡的吉他手Schuldiner接受主唱的职务，乐队在现实中树立了重要的影响。

But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.

不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐，因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。