casign line是什么意思


中文翻译下套管钢丝绳

网络释义

1)casign line,下套管钢丝绳2)casing line pulley,下套管钢丝绳滑轮3)casing running,下套管4)arch-lifted method,下套拱法5)interplantation in forest,林下套种6)under origin arch,下套拱

用法例句

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