... ring dye laser 环形染料激光器 ring earthing 环状接地 ring emitter transistor 环形发射极晶体管 ...
基于90个网页-相关网页
·2,447,543篇论文数据,部分数据来源于NoteExpress
The box body prefabricates a compound ring enclosed type ground net, and an earthing pole is reserved at the upper part of the box body;
箱体预制复合环形封闭式地线网,并且在箱体上部留出接地极;
youdao
应用推荐
模块上移
模块下移
不移动