An apparatus and method for selectively locking the orientation of seismic data sensor capable of detecting data regarding a seismic event.
一种器具及选择性锁定地震数据的方向的方法传感器检测数据对地震事件的能力。
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The invention discloses a magnetic locking type magnetic therapy floor with ground heating function, relating the fields of building heating ventilation, floor and magnetic apparatus.