震动能
- 网络vibrational energy
![震动能](../cache/1408289.jpg)
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冒落矿震动能释放及其破坏性的研究
A Study on Kinetic-energy Releasing and Destructiveness of Cave-in Mine Tremor
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每次的震动能去除污垢和老化角质,有助肌肤更生。
The minute vibration could remove the dirt and helps revitalization of the skin .
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橡胶改性混凝土由于其中的橡胶作为弹性体能够约束微裂缝的产生和发展,并吸收震动能,改善混凝土的抗冲击性,提高混凝土的抗震性能及耐久性等。
The addition of elastic rubber material into concrete can resist the propagation of the cracks and increase its ability to absorb strain energy and its impact resistance .
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在采空区顶板冒落矿震动能释放的研究中,定量分析了冒高、岩性以及侧向塌陷对破坏动能的影响;
In the research on kinetic energy releasing of mine tremor due to falling-in , the influence to kinetic energy releasing of falling-in height , lithological characters and side collapse was quantitatively analyzed .
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这段视频似乎是由一个安放在后视镜上的摄像头拍摄的。视频未记录下任何画面、声音或震动能表明驾驶员或特斯拉汽车在撞车有刹车动作。
The video , apparently shot by a camera mounted on the rearview mirror , recorded no images , sounds or jolts that would suggest the driver or the car hit the brakes before impact .
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震动马达能打开和关闭并能改变强度。
The rumble motor can be turned on and off and the intensity can be changed .
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结论:声波震动牙刷能有效帮助儿童清除牙面菌斑,是儿童口腔护理的有效工具。
CONCLUTIONS : Sonic electric toothbrush can help children effectively remove dental plaque . It 's an efficient instrument for oral care of children .
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哈利能感到座位在震动,能听到引擎的声音,能感到他的双手放在膝盖上,眼镜戴在鼻梁上,他能看到一切。
Harrycould feel the seat vibrating beneath him , hear the engine , feel his hands on his knees and his glasses on his nose ,
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专家们希望这种靠着震动双翅便能飞行的“蜂鸟”可以达到轻易传过打开的窗户和停留在电线上的水平。
Experts hope the drone , which can fly just by flapping its wings , compared with current models which rely on propellers , will eventually be able to swoop through open windows and perch on power lines .
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发表在《英国皇家学会学报B》杂志上的一项研究发现,鸽子震动翅膀的时候能产生特别的呼啸声,这可以用于警告它的同伴什么时候仅仅是起飞或者什么时候逃离它们的敌人。
A study in the Proceedings of the Royal Society B finds that pigeon wing-flapping produces distinct whistles , which can warn flock-mates , when merely taking off or when actively escaping predators .
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结论:机用钻针和超声震动的方法均能有效地使桩脱位。
Conclusion : Post removal can be easier with the help of ultrasonic vibration or bur drilling .
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震动按摩功能,能促进血液循环,改善新陈代谢,令按摩更加舒适有效。
Vibrate the massage function , can promote the blood circulation , improve Metabolism , ream massage more comfortable valid .