Underwater infuses stake concrete的意思|示意
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水下注入木桩混凝土
Underwater infuses stake concrete的网络常见释义
水下灌注混凝土 ...词】钻孔灌注桩；水下灌注混凝土；导管 [gap=446]Key words】Drill hole and infuse stake; Underwater infuses stake concrete; Pipe ...