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ÌâÄ¿£º Investigation of piezoelectric composite transducer in ultrasonic monitoring of cement hydration ×÷Õߣº Lan Li ; Dongyu Xu ; Shifeng Huang ; Xin Cheng ÆÚ¿¯£º Advances in Cement Research Available online: 30 September 2014 |
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191243383: ½ð±Ò+10 2015-05-18 11:26:47
sunshan4379: LS-EPI+1, ¸ÐлӦÖú£¡ 2015-05-18 12:02:04
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191243383: ½ð±Ò+10 2015-05-18 11:26:47
sunshan4379: LS-EPI+1, ¸ÐлӦÖú£¡ 2015-05-18 12:02:04
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