This test stand performed several tests on gear pumps. 3 servo motors automatically adjusts the pumps to output a given pressure at a given speed.
该试验台用于对齿轮泵进行多个测试。三个伺服电机可以自动调节泵,使其在指定的速度下输出指定的压力。
He says to himself either that he will reach a given point, or that he will progress at a given speed for a given distance, or that he will remain on his feet for a given time.
他告诉自己,或者我要抵达一个规定的地点,或者我要以规定的速度向规定的远处行进,或者我要在规定的时间内站着不动。
Given the speed of change, will it come soon enough?
鉴于目前变化的速度,我们所需要的思想会很快出现吗?
The fact that you don't need a force for it to move forever at a given speed in a given direction, that's not obvious, because in daily life you don't see that.
对于物体不需要力的作用就能保持,确定的速度和方向持续运动这一事实,它并非显而易见,因为在日常生活中你看不到这种情况
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