n.變感器(變壓器)

We are greatly interested in purchasing all kinds of auto accessories as variometer for export. 我們想采購各種型號的汽車儀表等配件

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. 在地磁觀測中 ,當(dāng)絕對觀測磁力儀、相對記錄磁變儀、輔助設(shè)備等發(fā)生故障以及觀測所得結(jié)果不準(zhǔn)或其它問題時 ,將如何快速判別及排除 ,作了較詳細的敘述

The Design and Realization of Calibration Circuit of Variometer 磁變儀標(biāo)定電路設(shè)計與實現(xiàn)

The automatic calibrater of three components variometer 三分量磁變儀自動標(biāo)定器研制

The improvement on a self-determining circuit for the scaling value of magnetic variometer 磁變儀標(biāo)度值自動測定電路的改進