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    					| Measuring Method and Result Analysis of Electromagnetic Wave Instrument | 
  					 
  					  															
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													     		                            						                            																	    Abstract  Abstract:Ocean current is a base sea data.Current meter is an important sae hydrologic survey equipment.This paper introduced the computational method of current velocity and flow direction by using electromagnetic wave instrument accroding to the real condition of hydrologic survey.It also analysed the operating performance of the equipment by curved line way through measuring data results.
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															    																	Received: 06 May 2011
																	    
															    															    															    																	Published: 03 June 2014
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