channel improvement

短语词组

短语

• channel l improvement 河道整治
• Channel dredging and improvement 疏浚整治河道
• river channel improvement 航道整治
• flow channel improvement works 低流量河槽改进工程
• channel improvement model 河道治理模型
• deepwater channel improvement project 深水航道治理工程
• channel improvement project 航道治理工程
• wind channel improvement 风洞改进
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