even number of threads
... 偶数螺距 even pitch; 偶数螺纹 even number of threads; 偶数幂 even power; ...
基于22个网页-相关网页
·2,447,543篇论文数据，部分数据来源于NoteExpress
应用推荐
模块上移
模块下移
不移动