sand filling

短语词组

短語

• sand -blowing and -filling ground leveling 吹填砂場平
• Sand -filling blasting 填沙爆破
• expressway sand -filling 高速公路包砂
• sand mixing stone shift -filling 砂夾石換填
• tailings -sand filling material 尾砂充填料
• Cemented fine -sand filling mass 細砂膠結充填躰
• Weight of sand filling micro -vibration 自重微振填砂
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