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¥35.30定价：¥49.00(7.21折)
¥59.50定价：¥70.00(8.5折)
¥26.80定价：¥38.00(7.06折)
¥19.50定价：¥23.00(8.48折)
¥44.20定价：¥52.00(8.5折)
¥23.80定价：¥28.00(8.5折)
¥17.80定价：¥21.00(8.48折)
¥20.40定价：¥24.00(8.5折)
¥55.20定价：¥65.00(8.5折)
¥140.20定价：¥165.00(8.5折)
¥34.20定价：¥40.00(8.55折)
¥42.70定价：¥55.00(7.77折)
¥121.20定价：¥148.00(8.19折)
系统研究了深海中的声学问题与探测技术
¥49.10定价：¥68.00(7.23折)
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港口工程、桩基础、施工
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¥39.20定价：¥45.00(8.72折)
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¥27.40定价：¥32.00(8.57折)
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¥25.60定价：¥32.00(8折)
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