The working status of vertical pendulum tiltmeter in Yanshou Seismostation of Harbin is introduced, and several earthquake strain steps recorded by the instrument are presented.
介绍了哈尔滨市延寿地震台竖直摆倾斜仪的工作状态，列举了该仪器记录到的多次同震应变阶。
Tilt meter is one kind of basic instrument of earth tide and the earthquake research, which includes the horizontal pendulum tilt meter, the water tube tilt meter and the vertical pendulum tilt meter.
倾斜仪是一种研究固体潮和地震的基本仪器，主要有水平摆倾斜仪、水管倾斜仪、垂直摆倾斜仪。
A new measuring instrument of rotational inertia has been devised by the fixed - axis rotation principle and parallel axis theorem of compound pendulum.
利用复摆定轴转动原理和刚体平行轴定理设计的一种新型转动惯量测定仪。
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