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    					| Fault judgment and elimination on grass temperature sensor of DZZ1-2 automatic weather station | 
  					 
  					  										
						| Yang Zhaoqiong1, Yang Zhengkai2, Fan Jiawei1, Ge Shuxian1, Yuan Yuping1 | 
					 
															
						| 1.Panyu Meteorological Bureau of Guangzhou, Guangzhou 511400;2.Yutian Meteorological Science and Technology Service Co., Ltd, Guangzhou 511400 | 
					 
										
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													     		                            						                            																	    Abstract  The DZZ1-2 automatic weather station observed the abnormal changes of grass surface temperature in Panyu district on January 16th, 2013.Based on the structure of DZZ1-2 automatic weather observation system and according to the operation principle of temperature sensor, the faults are found out and eliminated step by step.Then, its solutions are put forward in time.
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															    																	Received: 26 January 2014
																	    
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