力学

Methods Three mandibular impact fracture models were prepared using intact human mandibular specimens and simulated maxillary models according to the Hanau principle of articulator and a MTS-858 biological material testing machine.

目的 利用MTS-858生物材料试验机进行下颌骨撞击试验和三维有限元分析方法揭示下颌骨骨折生物力学机制。

And then, the mathematics model was firstly set up to analyze the force that the rotary control head endured when the preventer installed aslant.

并在此基础上通过建立力学数学模型完成旋转控制头在安装偏斜的情况下的动力学分析。

As the existence of two binders, asphalt and cement, the mechanics characteristics of the mixture are both flexible and rigid.

沥青和水泥两种结合料同时存在，混合料的力学特点兼具柔性与刚性，因而，其设计方法应充分考虑乳化沥青和水泥两种结合料各自的影响。

A study was made of the mechanical properties of ordinary Portland cement modified asphalt emulsion concrete,including compressive strength and compressive modulus,flexural strength and flexural modulus.

研究了不同水泥用量对乳化沥青混凝土的抗压强度和抗压回弹模量、抗折强度和抗折回弹模量等力学参数的影响。

A novel thermoplastic elastomer was prepared from modified asphaltum by SBS and SBR with some adjuvants.

用SBS和SBR对沥青进行改性并配以其他辅料制得TST ，其力学性能特别是疲劳实验表明该材料的技术指标能满足桥梁伸缩装置的要求。

Both the forward and inverse problems associated with the beam equation are considered. The order of accuracy of this IFE space is numerically investigat....

在模态法方面，为了解压曲梁之力学行为，则利用应力场、应变场与位移场的关系推导出应变能项和动能项，再以汉米尔顿原理求。。。。

This oxazolidone is astable and rigid 5-member cycle. Thus, the thermal stability andmechanical properties of cured resins containing polycould be improved dramatically.

噁唑烷酮为稳定的五元环，刚性大，因此固化反应后生成的聚噁唑烷酮有可能使树脂的热稳定性提高，力学性能改进。

When those are mainly engaged in the Hong Kong Observatory astrometry and celestial mechanics studies.

当时这些天文台主要是从事天体测量和天体力学方面的研究。

Study on the Earth with a variety of astronomical state of motion and mechanical mechanisms of disciplines, is astrometry intersection of science and earth science.

用天文学方法研究地球的各种运动状态及其力学机制的学科，是天体测量学与地学交叉的科学。

These include the theoretical convergence of asymptotic, applications in solid mechanics, seepage problems and ground engineering.

这些措施包括理论收敛渐近，应用固体力学，渗流问题和地面工程。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐