The device receives an updated nautical chart in a ship, or a map in an airplane. The bridge crew enters the scale, i.e. meter or feet. A sonar or a radio navigation arrangement compares in a computer, whether data of a drive calculation agree with the map data. If an accident or ...
Thenavigatorcanthenseetwoimages,thehorizonandthesunsidebyside.Hecanthenmeasuretheanglebetweenthemonascaleatthebottomoftheinstrument.Thescalegoesfrom0to120degrees.Anearlierinstrument,calledaquadrant,measuredinangleinthesamewaybutitcouldonlymeasureanglesfrom0to90degrees.nauticalchart Nauticalchartsaremapsofthedepthof...
He can then measure the angle between them on a scale at the bottom of the instrument. The scale goes from 0 to 120 degrees. An earlier instrument, called a quadrant, measured in angle in the same way but it could only measure angles from 0 to 90 degrees. nautical chart Nautical ...
Herpupilsoftenrefertothisdictionary.她的学生经常查这本字典。Don’trefertoitagain.别再提那件事。preciseadj.精确的,准确的 precisionn.精确(性),精密(度)Ican’tgiveyouaprecisedate.我无法告诉你确切的日期。Acameraisaninstrumentofprecision.照相机是一种精密仪器。Shortforms缩略语 SPOAttAdvComPreC ...
aby reading sports magazzines 由读的体育magazzines[translate] aput the conversations inorder 投入交谈inorder[translate] a海图登记还不完善 The nautical chart registration is imperfect[translate] asectinal sectinal[translate] aby reading sports magazines 通过读体育杂志[translate]...
nautical chart Nautical charts are maps of the depth of the sea and the currents of the oceans. They provide modern sailors with routes through the seas, rather like roads through the countryside. The information began to be collected in the nineteenth century and has continued to be updated ...
nauticalchart Nauticalchartsaremapsofthedepthoftheseaandthecurrents of the oceans. They provide modern sailors with routes through the seas, rather like roads through the countryside. The information began to be collected in the nineteenth century and has continued to be updated ever since. ...
It was discovered a long time before longitude.,3. Can you identify these early navigational instruments seamen used and explain how they are used?,1) compass 11、(in ancient China) 2) astrolabe 3) sextant 4) sea / nautical / marine chart,4. Which ones do you think are still used ...
Read the chart below and fill in your plans of action to deal with them.What would you do if: Plan of action you were far from land and a storm arose.wait till the storm is over, and then find your new position and return to your original course you knew your l a t i t u d...
The device receives an updated nautical chart in a ship, or a map in an airplane. The bridge crew enters the scale, i.e. meter or feet. A sonar or a radio navigation arrangement compares in a computer, whether data of a drive calculation agree with the map data. If an accident or ...