double-wall corrugated pipe_石油英汉词典
double-wall corrugated pipe
[石油英汉词典]
double-wall corrugated pipen.双壁波纹管
是什么意思，double-wall corrugated pipe的解释，double-wall corrugated pipe的翻译
n.双壁波纹管
double-wall corrugated pipe_石油英汉词典double-wall corrugated pipe
[石油英汉词典]
double-wall corrugated pipe是什么意思，double-wall corrugated pipe的解释，double-wall corrugated pipe的翻译
