n.变感器(变压器)

We are greatly interested in purchasing all kinds of auto accessories as variometer for export. 我们想采购各种型号的汽车仪表等配件

In geomagnetic observation,when obsolute magnituote instrument,relative record magnetic variometer and aid are broken down,and how to determinate and eliminate these troubles quickly are given in this paper. 在地磁观测中 ,当绝对观测磁力仪、相对记录磁变仪、辅助设备等发生故障以及观测所得结果不准或其它问题时 ,将如何快速判别及排除 ,作了较详细的叙述

The Design and Realization of Calibration Circuit of Variometer 磁变仪标定电路设计与实现

The automatic calibrater of three components variometer 三分量磁变仪自动标定器研制

The improvement on a self-determining circuit for the scaling value of magnetic variometer 磁变仪标度值自动测定电路的改进