The second time derivative is the constant acceleration.

它的二阶导数就是这个恒加速度。

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It focuses on parameter measurement for constant acceleration overdamped coil type geophones.

研究恒加速度过阻尼动圈式地震检波器参数的测量方法。

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Envelope migration of radial target with constant acceleration was researched in chapter four.

第四章对径向匀加速目标的包络走动补偿问题进行了研究。

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When you're falling to the surface of the Earth, you are describing a problem of constant acceleration.

当你讨论下落问题时,你在描述一个加速度恒定的问题

耶鲁公开课 - 基础物理课程节选

We are talking about particles of constant acceleration.

我们目前都是在讨论匀加速运动的质点

耶鲁公开课 - 基础物理课程节选

So, this is the most general position for a particle of constant acceleration, a.

这是一个加速度为a的匀加速质点,位移的最一般的表达式

耶鲁公开课 - 基础物理课程节选

While the ship will not travel at warp speed, with an ion propulsion engine powered by a 1.5GW nuclear reactor, it can travel at a constant acceleration so that the ship can easily get to key points of interest in our solar system.

MSN: Spaceship Enterprise in 20 years? Beam me up!

This number, known as the Hubble constant, describes the acceleration of the stretching of spacetime.

CNN: Better 'baby picture' of universe emerges

The distance is monitored using sensors mounted at the front of the car, and braking or acceleration are applied automatically to ensure that it remains constant, thus reducing the chances of a collision.

ECONOMIST: Cars that drive themselves