考虑被压实物料的不对称滞回特性，建立了振动压路机振动轮-车架系统的二质量运动模型。
A two-mass model of the vibration compacting roller and its frame is established with consideration of materials asymmetrical hysteresis.
妇女解放运动为妇女开辟了新的职业机会。因此，随着时间的推移，一些女性人才逐渐不把教师纳入职业选择范围内，导致了教育质量的逐步下降。
Women's liberation opened up new professional opportunities for women, and, over time, some of the best left teaching as a career option, bringing about a gradual decline in the quality of schooling.
然而，他们的重点并不是有氧运动，而是负重训练项目，旨在培养主要客户男性健身爱好者的培养肌肉质量、力量和耐力等。
However, their focus was not on aerobics, but rather on weight-training programs designed to develop muscular mass, strength, and endurance in their primarily male enthusiasts.
另一个缺点是它不适用于一些像运动员和健美运动员这样的肌肉发达的人，他们也可以有人为造成的身体质量指数偏高的情况。
Another shortcoming is that it is not applicable to certain very muscular people such as athletes and bodybuilders, who can also have artificially high BMIs.
这些因素包括：大坝的重要性，地震时地面运动的程度，大坝出现或没有出现重大损坏，以及在当地或附近发生强震时大坝质量的可靠性。
These factors include importance of the dam, severity of the ground motion, occurrence or lack of observed damage, and availability of quality strong motion records at or near the dam.
正如凯迪拉克曾经是豪华的代名词，宝马是运动风格的代名词，丰田曾是高质量和可靠性的代名词。
Just as Cadillac used to be synonymous with luxury and BMW with sportiness, Toyota was a byword for quality and reliability.
很难预测，但质量中心稳定运动。
如果你假设其偏离运动的存在，那么它与引力成正比与质量成反比。
Suppose you postulate that it deviates from that in a way that it is proportion to the force and inversely proportion to the mass.
你可以看到质量重心，非常稳定地运动。
And then you can really see that the center of mass moves in a very civilized way.
你看这些质量是否相等,这里是弹性碰撞，它静止，它以v2’运动，它的速度是。
You will see if the masses are the same and there is an elastic collision, this one will stand still and this one, v2 prime, v1 will have a velocity v1.
病例的增加强调了迫切需要开展高质量的免疫运动以便迅速增强人群免疫水平。
The rise in cases underlines the urgent need to conduct high-quality immunization campaigns to rapidly boost population immunity levels.
这紫外线光可以，与小球互动，也就是质量重心，当周围暗下来，能看到质量重心运动。
And ultraviolet light will interact with that little ball, the center of mass, and when I then make it dark, you will only see the motion of the center of mass.
我若是抛铁锤，那么质量重心，也是唯一的质量重心，会沿完美抛物线运动，就像一颗网球。
If I throw up a hammer, then the center of mass and only the center of mass will just go along a perfect parabola as if it were just a tennis ball.
我们要关上灯，我想给你们展示，质量重心的运动。
So now we're going to turn off the lights and I want to show you the motion of the center of mass.
研究员们暗示说，弥漫于大气中中微子（质量忽略不计）很少与其他物体发生相互作用，但是当它们发生相互作用，中微子的运动速度可以超过光速。
They suggested that neutrinos—ethereal particles which pervade the universe but rarely interact with anything while they are doing so—can travel faster than light.
这就解释了为什么我们不担心，原子核运动起来，因为原子核和电子的质量比约为2000 ？
That is why we don't worry about the motion of the nucleus 1 because the ratio of mass is about 2,000 to one.
在此研究开始24周后，患者在疼痛处、心情、生活质量、睡眠和运动能力方面都有了明显提升。
Improvements were seen in pain, mood, quality of life, sleep and exercise capacity, and remained at 24 weeks after the study's start.
传播的VDPV在过去通过两三轮高质量免疫运动已得到了迅速遏制。
Circulating VDPVs in the past have been rapidly stopped with 2-3 rounds of high-quality immunization campaigns.
通过测量星系在一个星系团内的运动，天文学家们可以推定这个星系团的质量。
By measuring the motion of the galaxies in a cluster, astronomers can infer the cluster's mass.
研究人员衡量生活质量的之前和之后的6个月的运动干预与医疗研究的成果短期的形式36健康状况调查。
Researchers measured quality of life before and after the six-month exercise intervention with the Medical Outcomes Study Short-Form 36 Health Status Survey.
非语言交际包括语音质量，眼睛运动，面部表情和身体的动作，如手势和身体姿势的变化。
Nonverbal communication includes voice quality, eyes movement, facial expression and body movements such as gestures and change in body position.
在特殊的水文地质条件下，地下水的运动及压力对灌注桩的质量影响十分显著。
Movement and pressure of groundwater have great effects on quality of cast-in-place piles in special hydrogeological cases.
但是除生存获益外，患者基于症状的生活质量和运动能力的改善是令人吃惊的。
But beyond just the survival benefit, the improvement in the patients' quality of life based on their symptoms and their ability to exercise is dramatic.
苏丹人现在享受着源源不断的捐赠的食品和衣物，包括一批Pinchas的一个朋友所提供的全新的顶级质量的运动鞋。
The Sudanese now enjoy a steady stream of donated food and clothes, including a shipment of new top-of-the-line sports shoes from one of Mr Pinchas's friends.
因此，地球体积的增大是现象，而地球的质量增长是原因，地球质量的增大是其退行运动原因。
Therefore, the increase of the phenomenon of Earth's volume, while the quality of growth is the cause of the Earth, Earth's mass increases because of its retrograde motion.
在体育教学中，运动技能相互之间存在着大量的迁移和干扰现象，这种现象极大地影响着运动技能学习的速度和质量。
In physical education teaching, movement skills exist a large number of phenomena of remove and interference, which greatly influence the speed and quality the study of movement skill.
在体育教学中，运动技能相互之间存在着大量的迁移和干扰现象，这种现象极大地影响着运动技能学习的速度和质量。
In physical education teaching, movement skills exist a large number of phenomena of remove and interference, which greatly influence the speed and quality the study of movement skill.
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