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		基于BP神经网络与小冲杆试验确定在役管道钢弹塑性性能方法研究 1)
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			DETERMINATION OF ELASTOPLASTIC PROPERTIES OF IN-SERVICE PIPELINE STEEL BASED ON BP NEURAL NETWORK AND SMALL PUNCH TEST 1)
			 
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		 图 8. 小冲杆试验结果与有限元模拟结果对比  | 
	
Fig. 8. Comparisons between experimental and simulation results of small punch test  | 
	
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