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				           		In the technical proposal of the invention, the detecting element is provided with a self-checking diagnosis circuit.
						        										 	
						        					            	 本发明的技术方案中检测元件检测元件具有一个自检验诊断电路。
								    				            	 youdao 
- 
				           		In the technical proposal of the invention, the detecting element is provided with a self-checking diagnosis circuit.
						        										 	
						        					            	 本发明的技术方案中检测元件检测元件具有一个自检验诊断电路。
								    				            	 youdao