Gyrocompass error and deviation and variation of magnetic compass.

電羅經(jīng)的誤差91精彩国产、偏離和磁羅經(jīng)的變化黄色网站网址在线视频。

K Gyrocompass error and deviation and variation of magnetic compass.

電羅經(jīng)的誤差不卡一级片、偏離和磁羅經(jīng)的變化狼友偷拍视频。

If this compass variation or error is not compensated for, a navigator could find himself far off course and in deep trouble.

如果指南針偏差或錯(cuò)誤沒有正確補(bǔ)償操屄视，一個(gè)航海家會(huì)發(fā)現(xiàn)他自己偏離航程太遠(yuǎn)和麻煩太大国产女同调教精品视频。

The difference between the two is known as compass variation.

二者之間的差異就是聞名的指南針偏差。

A comparison of the readings of the gyrocompass and magnetic compass shall be carried out every hour so as to maintain the fixed course of the ship and to determine and check the deviation and variation of the magnetic compass.

每小時(shí)對(duì)磁羅經(jīng)和電羅經(jīng)的讀數(shù)進(jìn)行比較欧美老人黄片，以便于保持船舶的固定航線无码码一区精品品和亚洲洲，測(cè)定和檢查磁羅經(jīng)的偏差和變化。

compass variation：羅經(jīng)磁差

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compass variation：磁差;磁偏

compass testing platform 羅盤測(cè)試平臺(tái) | compass variation 磁差;磁偏 | compatibility 相容性

compass variation error：羅經(jīng)磁差

compass traverse 羅經(jīng)航行 | compass variation error 羅經(jīng)磁差 | compass variation 羅經(jīng)磁差

compass variation error：羅盤變動(dòng)誤差

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