square lumber

网络释义

1.	方材 http://www.ptsgi.com/... ... "方向变化量"," Variation of alignment" "方材"," Square lumber" "方板号志机"," Square signal" ... www.guandang.com

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英汉双解词典包含2704715条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。