ca oncannon空心轴: hollow shaft; solid shaft; h ...粗: wide; thick短管: nozzle stub粗短管: stub pipe空心轴: hollow shaft; solid shaft; hollow axle; sleeve◇空心轴传动 [电学] quill; quill drive下载手机词典可随时随地查词查翻译关注微信公众号：chachacidian，回复:空心轴，粗短管，即可在微信中查询翻译
