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				           		液体弹性波对管道中流动的液体产生压力冲击波,并引起剪切作用。
						        					            	 In the pipeline, the liquid elastic wave can emerge pressured shock wave to flowing liquid and cause shear action.
								    										 
								    				            	 youdao 
- 
				           		液体弹性波对管道中流动的液体产生压力冲击波,并引起剪切作用。
						        					            	 In the pipeline, the liquid elastic wave can emerge pressured shock wave to flowing liquid and cause shear action.
								    										 
								    				            	 youdao