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Terms
for subject
Water resources
containing
齿 形
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all forms
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in specified order only
Chinese
English
圆周
齿形
保险阀门
dentated periphery for lock valve
齿形
槛
dentated sill
齿形
槛
dentated still
齿形
消力槛
dentated end still
齿形
潜坝
dentated still
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