The vertical pendulum tiltmeter has bigger drift and with lower inner accuracy.
垂直摆倾斜仪的漂移较大、资料内精度较低。
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。
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。
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