- 
				           		基本上满足功能要求,并专用于这种设备的可互换ppe器件。
						        					            	 C to meet the basic functional requirements, and equipment dedicated to the fungible PPE devices.
								    										 
								    				            	 youdao 
- 
				           		基本上满足功能要求,并专用于这种设备的可互换ppe器件。
						        					            	 C to meet the basic functional requirements, and equipment dedicated to the fungible PPE devices.
								    										 
								    				            	 youdao