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Tidal locking

  • 潮汐锁定(潮汐锁定是指重力梯度使天体永远以同一面朝向另一个天体,导致同步自转。通常只有卫星会被潮汐锁定,但如果两个天体的物理性质和质量相似,它们也会相互潮汐锁定。这种效应被用于一些人造卫星的稳定)

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  潮汐锁定

这个就是天文中非常常见的潮汐锁定tidal locking),因为地球的质量比月球大很多,所以月球早已经被地球潮汐锁定,这也是为什么我们在地球上看月亮永远只能看到同一面的原因。

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Tidal locking

  • abstract: Tidal locking (or captured rotation) occurs when the gravitational gradient makes one side of an astronomical body always face another, an effect known as synchronous rotation. For example, the same side of the Earth's Moon always faces the Earth.

以上来源于: WordNet

双语例句

  • This is due to tidal locking.

    潮汐造成

    youdao

  • Since the Moon always presents the same face to Earth as the result of "tidal locking", direct communication links with devices on the lunar surface can be maintained continuously.

    由于潮汐锁定作用,月球总是同一个侧面对着地球,这样,设立月球表面通信设施可以地球保持不间断直接联系。

    youdao

  • The tidal locking situation for asteroid moons is largely unknown , but closely - orbiting binaries are expected to be tidally locked , as well as , obviously , contact binaries.

    状的卫星潮汐锁定情形相当未知,但是接近地-轨道而行二进期望潮汐地被,连同,显然地,连络二进。

    youdao

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