工程图学专业词汇英语翻译
复合符号 combined symbol通用规号，商品标记 commercial designation商用图 commercial drafting商用图 commercial drawing商用哥德体字母 commercial Gothic letter方格纸 commercial graph paper商品限界(尺寸) commercial limits商用零件(市售零件) commercial parts公共边 common arm公轴线 common axis公有中心线 common center line公有基准面 common datum surface公有元线 common element常用分数 common fraction分数制 common fraction system分数尺寸 common fractional size共线，交线 common line公垂线，公法线 common normal公垂线 common perpendicular共点，交点 common point共点法 common point method长椽 common rafter公切线 common tangent修正尺寸 common trimmed size产品号码 company number 语际翻译 版权所有
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