The product host circuit has adopt the IGBT component, has complied with fundamental lattice new being old characteristic generation high frequency equipment with shell electron tube Bo.
本产品主电路采用IGBT器件，从根本上格新了以玻壳电子管为特征的老一代高频设备。
2
As a consequence of the drift of inclinometer's mechanicalness and electrical circuit during the long-dated observation, the lattice value of the inclinometer's record trunk must be calibrated termly.