Sib Nqus Compass Rau Ships

Sib Nqus Compass Rau Ships

Sib npaug compassion yog tsim los ntawm kev siv txoj cai ntawm qaum North, nws yog yooj yim qauv, tsis muaj zog, yooj yim puas, yog ib lub nkoj uas tsim nyog. Sib nqus koob hais txog lub North yog geomagnetic thiab kev coj ntawm kev sib nqus ntawm lub nkoj, hu ua Compass North, hu ua Luo bei.

Vim hais tias lub nqaj hlau nqaj hlau tau taw rua Luo North, tsi yog taw rua qhov tseeb ntawm sab qaum teb, muaj qhov ua kuas muaj xim xaam phaaj ntau . Sib Nqus Compass Deviation ua los ntawm ob feem ntawm qhov yuam kev (sib txawv) tshwm sim los ntawm Geomagnetic Arctic thiab thaj chaw Arctic (sib txawv qhov sib txawv) thiab magnetic magnetization ntawm lub plhaub thiab lub zog ntawm electromagnetic teb ntawm hluav taws xob khoom siv mus rau geomagnetic sab qaum teb. Qhov sib txawv ntawm tus kheej yog raws li kev ntsuas ntawm lub nkoj "hlau nplaum sib nqus" los yog "magnetic compass deviation curve". Qhov sib txawv ntawm qhov sib txawv ntawm lub nkoj qhov chaw ntawm lub ntiaj teb, thiab tuaj yeem muab tau los ntawm cov cim npe sib txawv ntawm cov Thorot hauv hiav txwv.

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