impermeable layer

短语词组

短语

• impermeable material layer 不透水材料层
• impermeable barrier layer 非渗透性隔层
• bottom impermeable layer 下封闭层
• water -impermeable layer 不透水层
• relative impermeable layer 相对隔水层
• clay impermeable layer 黏土防渗层
• HDPE membrane impermeable layer HDPE 膜防渗层
• bottom m impermeable layer 下封闭层
• impermeable layer on pond bottom 池底防渗层
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