asphalt canal lining
[农牧林英汉词典]
asphalt canal liningn.沥青渠道衬砌
是什么意思,asphalt canal lining的解释,asphalt canal lining的翻译
[水利英汉词典] asphalt canal lining
asphalt canal lining
[农牧林英汉词典]
asphalt canal lining是什么意思,asphalt canal lining的解释,asphalt canal lining的翻译
[水利英汉词典] asphalt canal lining