x
uploads/magnetic compass.jpg

magnetic compass 磁羅盤。

magnetic core

Focusing on some disadvantages which exist in the training of measuring and eliminating deviation of magnetic compass in the labs of colleges , this article put forward how to develop a training system of measuring and eliminating deviation of magnetic compass , to build an integrated training lab so as to improve the ability of navigating officers in measuring and eliminating deviation of magnetic compass 針對當前院校在實驗室進行磁羅經自差測定與消除訓練中存在的一些弊端,提出開發研制磁羅經自差測定與消除模擬訓練系統,建設磁羅經自差測消訓練綜合實驗室,以提高航海人員對磁羅經自差的消測能力。

It is of course very useful for a migrating bird to be able to switch to a magnetic compass when clouds cover the sun ; otherwise it would just have to land and wait for the sun to come out again 具有這種磁場羅盤,對候鳥來說當然非常有用,因為如果烏云遮日,它可以以磁場為向導繼續飛行,否則它就只好著陸,等待太陽重新出現。

A homing pigeon ' s natural solar and magnetic compasses are often less important than its knowledge of human transport routes , according to researchers at oxford university , uk 英國牛津大學研究者的調查表明,對于信鴿而言,自然界的指南針(來自太陽能和磁場方面的)經常不如它們掌握的人類交通路線知識更重要

Steering by automatic pilot and by magnetic compass in stead of automatic pilot , measure the exactness of magnetic compass by qualified calibrator and provide compass adjustment card 自動駕駛儀操舵和用磁羅經代替自動駕駛儀,通過合格的校準器來測定羅經的正確功能并提供羅經校正卡。

Magnetic compass is one of directional navigation instrument in ship fitting , the deviation of magnetic compass will influence the navigational safety of ship 摘要磁羅經是船舶裝備的主要指向性航海儀器之一,磁羅經自差的大小將直接影響船舶的航行安全。

One story einstein liked to tell about his childhood was of a wonder he saw when he was four or five years old : a magnetic compass 他童年時分最為人津津樂道的故事之一是:當他只有四、五歲大的時候,他發現了一個磁鐵指南針。

Magnetic compasses and binnacles - specification for class a magnetic compasses , their binnacles and azimuth reading devices including test procedures 磁羅盤及羅盤座.第1部分: a級磁羅盤羅盤座和方位閱讀裝置規范

With a strong magnet close by , anything like a magnetic compass can no longer tell about the earth ' s weak magnetic field 如果把一塊磁力很強的磁鐵放在近旁,任何像磁性羅盤之類的東西都無法分辨出正確方向。

I ships and marine technology - magnetic compasses , binnacles and azimuth reading devices - class b iso 613 : 2000 ; german version en iso 613 : 2001 船舶和航海技術.磁羅盤羅盤座和方位讀數裝置. b級

Ships and marine technology - magnetic compasses , binnacles and azimuth reading devices - class a iso 449 : 1997 ; german version en iso 449 : 1999 船舶和航海技術.磁羅盤,羅盤座和方位判讀裝置. a級

Magnetic compasses and binnacles - specification for transmitting systems and off - course alarms for class a magnetic compasses 磁羅盤及羅盤座規范.第8部分: a級磁羅盤的傳送系統和偏航報警器規范

First , the “ devil ' s triangle “ is one of the two places on earth that a magnetic compass does point towards true north 首先, “魔鬼三角”是地球上指南針指向真北極的二個地方之一。

Ships and marine technology - magnetic compasses and accessories - main dimensions and limit deviations 船舶和海上技術.磁羅盤和附件.主要尺寸和極限偏差

Ships and marine technology - positioning of magnetic compasses in ships iso 694 : 2000 ; german version en iso 694 : 2001 艦船和造船技術.船用磁羅盤定位

Ships and marine technology - magnetic compasses , binnacles and azimuth reading devices - class a 船舶和海洋技術.磁羅經羅經柜和方位讀出裝置. a級

Ships and marine technology - magnetic compasses , binnacles and azimuth reading devices - class a 船舶和航海技術.磁羅盤羅盤座和方位判讀裝置. a級

Ships and marine technology - magnetic compasses , binnacles and azimuth reading devices - class b 船舶和海洋技術.磁羅盤羅經柜和方位讀數儀. b級

Ships and marine technology - magnetic compasses , binnacles and azimuth reading devices - class b 船和造船技術.磁羅盤羅盤座和方位讀數裝置. b級

Ships and marine technology . magnetic compasses , binnacles and azimuth reading devices . class a 船舶和航海技術. a級磁羅盤羅盤座和方位閱讀裝置