This test stand performed several tests on gear pumps. 3 servo motors automatically adjusts the pumps to output a given pressure at a givenspeed.
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。
2
He says to himself either that he will reach a given point, or that he will progress at a givenspeed for a given distance, or that he will remain on his feet for a given time.