力学的

The density matrix formalism in quantum mechanics, and quantum statistical mechanics.

量子力学的密度矩阵形式，以及量子统计力学。

OBJECTIVE: To observe the effects on the mechanical properties of denture base resin polymerized by different methods.

目的：观察快速和传统方法聚合热凝基托树脂后其力学性能的变化。

Most schools require at least one course in calculus and descriptive geometry before the introduction of engineering statics .

很多学校要求学生在学习《工程静力学概论》之前最起码先修过《微积分》或《画法几何》中的一门。

Numerical results show that this formula is clear in conception and convenient in calculation and desirably precise. It is helpful in the initial design and final check-up of structures.

算例计算结果表明：简化计算公式力学概念清晰，应用方便且计算精度较高，可用于结构的初步设计和最终校核。

Results The research of material mechcnics property of new device and finite element method analysis showed that its function of shape memory was very good.

结果 材料力学测试及有限元分析表明其形态记忆功能良好，体温状态下能产生稳定可靠的回复力，且应力分布均匀，抗拉能力强，具有弹性固定作用。

The microstructure of studied alloy was observed by scanning electron microscope and optical microscope and the mechanical, dezincification and cutting properties were studied.

利用扫描电镜、光学显微镜等手段对易切削黄铜的微观组织进行观察分析，并对其力学、脱锌和切削性能进行研究。

Mechanical characteristic of CT is studied. The model of bending, internal pressure strength and external collapse strength, diametric growth and stuck-point of CT is established.

研究了连续油管的工作力学特性，建立了连续油管弯曲、抗内压强度和外部挤毁压力、直径增长、纵向伸长及卡点位置分析计算模型。

The phase compositions and the microstructures of the samples were investigated by an X-ray diffractometer and a scanning electron microscope,re...

研究结果表明，在氧化铝中添加ZrO2有助于改善氧化铝陶瓷的力学性能和耐磨性能。

Based on the in-situ drilling test, pressuremeter test, dilatometer test and laboratory test, the mechanical properties of silt are studied.

结合现场钻探取样、旁压试验、扁铲试验和室内试验，综合研究黄河三角洲粉土的原位力学特性。

Moreover, sizes of particles increase as the volumefraction of the dispersed phase rises.

对共混体系力学性能、流变性能作了相应的研究。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。