Cyclic changes in hormones. Signs and symptoms of premenstrual syndrome change with hormonal fluctuations and disappear with pregnancy and menopause.
激素周期变化。经前综合症的体征和症状随着激素的变化而发生变化，而在妊娠期和更年期的时候会消失。
And it's an extremely short segment within an eternally long natural cyclic pattern of change that continues to occur independent of our presence or approval.
另外，在一个永恒长的自然循环变化模式中，这只是一个极其短暂的阶段，无论我们在不在或同意与否，今后依然会出现。
Other environmental pressures to the reef and its ecosystem include water quality from runoff, climate change accompanied by mass coral bleaching, and cyclic outbreaks of the crown-of-thorns starfish.
其他对于大堡礁及其生态系统的环境压力来自径流的水质问题，伴随着大规模珊瑚白化的气候变化以及棘冠海星的周期性爆发现象。
For example, if you updated the process to use a cyclic flow construct, there is no way to propagate that change back to Modeler.
例如，如果将流程更新为使用循环流构造，则没有办法将该更改传播回Modeler。
The change of transformation stress and the modulus of elasticity during cyclic deformation was analyzed from the continuum mechanical point of view.
从唯象观点分析了循环变形期间相变应力和弹性模量的变化。
Abdominal distention, due to the development of ascites, may be detected only by a change in belt size, and it may be intermittent, related to cyclic alcohol intake.
因腹水增加引起的腹胀，可能只通过皮带尺寸的变化被测知，而且可能随着周期性摄入酒精而间断变化。
This paper presents the drained test of saturated tailing sand in dynamic simple shear apparatus by measuring volume change of the sample under cyclic loading.
本文通过对饱和尾矿砂在振动单剪仪上的排水试验，量测了试样在周期荷载下的体积变化。
The transition from traditional industrial economy to cyclic economy is not only the change of economic form but also the deep cultural and social change.
从传统工业经济向循环经济转型，不仅意味着经济形态的转变，更意味着社会与文化形态的深刻变革。
The transient effective shear-strength theory characterizing the strength change behavior of saturated sand under cyclic loading is presented in this paper.
本文给出了一个适用于表征饱和砂土在往返荷载下强度变化特性的瞬态有效抗剪强度理论。
The results showed that the resistance of fatigue life gage would change with the accumulative cyclic strain.
实验结果表明，疲劳状态检测元件的阻值能够根据累积循环应变历程产生相应的变化。
The changing tendency of the physical index of soil mass shows obvious difference with the change of depth due to the action of cyclic loading.
循环荷载作用使土体的物性指标变化趋势因深度的不同而具明显的差异性。
Based on a series of fatigue tests, the change laws and the main influence factors of FRP strain of strengthened RC beams under cyclic bending loads were analyzed.
根据一系列常幅疲劳试验，分析了抗弯加固rc梁中FRP疲劳应变的变化规律和关键影响因素。
The conclusions show that the radial force and torque change in cyclic periods during the transmission.
结果表明，外场驱动血泵在啮合传动过程中，径向力和传递扭矩均是周期变化的。
The conclusions show that the radial force and torque change in cyclic periods during the transmission.
结果表明，外场驱动血泵在啮合传动过程中，径向力和传递扭矩均是周期变化的。
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