三轴的

The potential antagonistic character of the Sino-Russian relations is still secondary, implicit, and precarious and will not turn into a stable marriage in the 1950s.

但基本上，在国际环境主要朝合作方向发展的趋势下，中共、俄罗斯和美国三角关系主要仍呈现了三轴正面互动的模式，中共和俄罗斯关系发展所酝含的对抗美国功能仍是潜在的、隐伏的，以及流动性的，并不会结构性的形成类似五O年代的稳定婚姻三角。

It is used to reproduce the angular motion and attitude of flight vehicles.

三轴仿真转台系统是飞行器半实物仿真系统最重要的组成部分之一，它的性能的优劣直接关系到仿真实验结果的可靠性，因此对仿真转台系统的研究对航空、航天工业和国防建设的发展具有重要的意义。

The Cardo structure could increase the solubility and thermal stability of the resultant polyimide.

通过在聚酰亚胺的主链中引入庞大侧基（9，9-二苯基芴）形成轴状聚酰亚胺，同时提高聚酰亚胺的溶解性和热稳定性；庞大的侧基又能阻止链的堆砌，避免生色团荧光链间淬灭；通过加入第二种二酐单体合成三元缩聚型聚酰亚胺，调控荧光性二酐在聚酰亚胺中的含量，降低生色团在聚酰亚胺中的浓度，来避免生色团荧光浓度淬灭，增加聚酰亚胺的固态荧光量子效率；通过使用热稳定性好的稠环生色团苝和吖啶来避免共轭类生色团（如含双键或三键的生色团）在高温下热交联及氧和水的破坏。

The nonlinear Winkler-Kelvin sub-grade model is adopted in this simplified model and the complicated 3-D problems of the soil-single piles dynamic interaction are simplified to the 1-D, that is to say, the lateral nonlinear acting force of the soil to the pile shift is simulated with thehorizontal nonlinear springs which have the continuous uniform distribution, while the nonlinear spring restoring force is described by the deteriorated Bouc-Wen model; the radiation damping and material damping due to the energy dissipation and inner friction in the soil are displayed with the dashpots which are in parallel with the horizontal nonlinear springs.

该模型采用非线性Winkler-Kelvin地基模型，将复杂的地基土-单桩动力相互作用的三维问题，简化为一维问题，即，地基土对桩轴的横向非线性作用力，由随深度均匀分布的水平非线性弹簧模拟，非线性弹簧恢复力由退化的Bouc-Wen模型描述；地基土中由于能量耗散和内部摩擦而产生的幅射阻尼和材料阻尼，由与水平非线性弹簧并联的粘壶表示。

Three-axis hydraulic simulator is a complex multiple-input-multiple-out nonlinear system. Its inner and outer gimbals are directly driven by a set of hydraulic servo system respectively, and its middle gimbal is directly driven by dual hydraulic motors servo system. The performance of hydraulic control system is very important to the simulator's.

液压三轴仿真转台是一个多输入多输出的复杂非线性系统，其内框和外框各由一套电液位置伺服系统直接驱动，中框由双液压马达伺服系统直接同步驱动，相应的液压控制系统的性能对转台的性能有着十分重要的影响。

The results show that: when the stress triaxiality is low, the penny-shaped crack can lead to damage anistropy of a ductile material; and the variance of Lodes parameter will lead to the variance of the expanding rate and deformed shape of penny-shaped crack and sphere-shaped void.

进而对材料中同时含有币形微裂纹和球形微孔洞的情形作了数值模拟分析。计算结果表明：币形微裂纹的存在将导致低应力三轴度下韧性材料破坏的细观损伤呈现明显的各向异性；而Lode参数对微裂纹和微孔洞的长大和变形状态具有较大的影响。

A new experimental method for volumetric strain measurement of polyurethane foam materials was put forward by utilizing soil tri-axial compressive device.

利用土壤的三轴压缩试验装置，通过试验方法的改进，提出了一种体应变测定和修正的方法，对硬质聚氨酯泡沫材料的静水压力特性进行了研究，得到了一些有价值的数据和结论。

According to triaxial consolidation curve of saturated clay, the relation between the volumetric strain and the average effective stress and the relation between the volumetric strain and the vertical strain at a particular instant of time were derived.

2.2。根据软粘土的三轴排水固结试验曲线，建立了土中一点在任意时刻的体积应变与平均有效应力之间的关系式以及竖向应变与体积应变之间的关系式

Through laboratory tests on sandy pebble soil by using the dynamic triaxial tests,we studied the influence about dynamic modulus and damping ratio under the conditions of different vibration frequency and consolidation stress ration.

通过饱和砂卵石土室内动三轴试验，将不同振动频率对动模量和动阻尼比的影响进行了较为细致的研究，分析了饱和砂卵石土的动力特性随振动频率的变化规律。

From the evolutions of thermal parameter of temperature factor,we have discussed relations between thermal parameter and the rotationally ellipsoid.

详细分析了晶体各向异性温度因子的求解过程和它的几种数学表达形式，从它的热参数的演化，讨论了它和三轴旋转椭球体的数学关

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。