受拉泊松系数回归曲线存在上升段和下降段;
The tension Poisson ratio is negative, and its regression curve shows upward section and downward section.
启动上升段。
介绍了一种预示固体发动机火箭压强曲线上升段的实用方法。
A practical method for predicating the pressure curve at the starting transient of solid rocket motor is presented.
针对机动发射固体运载火箭开展上升段弹道快速设计方法研究。
The paper researched the rapid design method for ascent trajectory of multi-stage solid launch vehicles.
进入微重力环境后,重力消失促进了液态水在竖直流道上升段的移动。
In the micro gravity condition, the liquid water was removed upward by the gas phase due to the absence of gravity .
本文详细分析了出现在电流上升段,坪段及下降段密度极限破裂的特征。
In this paper, we carefully analyze the characteristics of density limit disruptions during current ramp-up, flattop and ramp down phases.
文中,我们用M型子星的气流来解释色指数曲线的下降段和上升段深度不等的现象。
The unequal depths of falling and rising branches of the colour curves can be explained by the gas stream from the M-type supergiant component.
目的模拟载人飞船上升段应急返回在海上溅落,航天员处于水上漂浮状态时的海面环境。
Objective To simulate the water environment during floating status after astronauts returned and splashed down on the sea because of space capsule emergency in the launching stage.
该模型为体现其自然循环的特性,将下降段与上升段区分开,并假定两者之间不存在质量和能量的交换。
In order to research its natural circulation, the downcomer part and the riser part is distinguished, where there are no mass and energy transferred between them.
设计了固体运载火箭上升段飞行程序,应用修正牛顿迭代法求解上升段弹道控制参数,推导了迭代算法公式。
We designed the flight program for solid launch vehicles, resolved the control parameter of ascent trajectory with modified Newton iterative method, and deduced the iterative formula.
云层形成在圆柱形旋转气流循环的上升段,即空气抬升阶段;而沿气流循环的下降段(空气下沉)的天空依然晴朗。
Clouds form along the upward cycle in the cylinders, where air is rising, and skies remain clear along the downward cycle, where air is falling.
本次无人发射实验测试了一种用于未来太空船紧急救援的替代性设想,以便使火箭在发射台或上升段出现问题时让全体乘员安全脱离。
The unpiloted launch tested an alternate concept for safely propelling a future spacecraft and its crew away from a problem on the launch pad or during ascent.
文末,仅通过混凝土立方体抗压强度,建立了不同强度等级混凝土的应力-应变曲线上升段本构关系,该模型结果与试验结果吻合很好。
At the end of the paper, a stress strain response model of different concrete grade has been built only using the compressive strength, and this model coincides well with the experiment results.
采用可视化观察与数据同步记录分析相结合的方法,研究了不同压力条件下自然循环系统上升段中的闪蒸现象及其对自然循环稳定性的作用。
Under different pressures the flashing in riser of natural circulation system and its effect on flow stability were studied by the method of visual observation in synchronism with data recording.
研究表明采用环氧类树脂粘结剂进行钢套管和GFRP筋的连接,技术可行;环氧类树脂粘结剂的粘结滑移关系曲线上升段具有双折线特性。
The results show that the technique of using epoxy resin adhesives as bonding materials between steel thimble and GFRP bars is practicable.
研究表明采用环氧类树脂粘结剂进行钢套管和GFRP筋的连接,技术可行;环氧类树脂粘结剂的粘结滑移关系曲线上升段具有双折线特性。
The results show that the technique of using epoxy resin adhesives as bonding materials between steel thimble and GFRP bars is practicable.
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