This paper analyzes the graphical design of quick return planar linkage mechanisms with an additional planar linkage dimension, which gains practical method for such design.是什么意思_This paper analyzes the graphical design of quick return planar linkage mechanisms with an additional planar linkage dimension, which gains practical method for such design.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句