Verification works on vertical deflection sensitivity and horizontal sweep speed of digital oscilloscope are summarized.

总结了数字示波器垂直偏转灵敏度和水平扫描速度的检定工作。

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For any C. G. position, an increase in trim speed from any initial value to a larger one requires a downward deflection of the elevator.

对于任意一个重心位置，平衡速度由它的初始值变化到较大的值时要求升降舵向下偏转。

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Meanwhile, this paper mainly describes the modes under various working conditions as well as the relationship between carriage movement speed and perpendicular deflection of truss bridge.

主要分析了低架桥系统在不同工况下的模态，以及小车行走速度和低架桥垂直挠度之间的关系，并对低架桥系统进行了改进。

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