·2,447,543篇论文数据，部分数据来源于NoteExpress
New type piston ring synthetic measurement instrument is the instrument which can measure both the height and trapezoid Angle of the keystone piston ring and wedgy piston ring.
新型活塞环综合检测仪就是一种能同时测量梯形或楔形活塞环的环高与梯形角的综合测量仪。
youdao
应用推荐
模块上移
模块下移
不移动
