热热热久久久免费视频|第四色五月婷婷五月天AV|日韩高清无码免费一级大片|日本成人手机在线视频|中文字幕无码Av在线|台湾a级别黄片免费看|欧美一级性爱亚洲第一性爱|A级黄色电影久草大|www.91精品视频|亚洲AV资源欧洲无码在线观

單詞乎

rotating drum

rotating drum是什么意思、rotating drum怎么讀

rotating drum漢語翻譯

【化】 球磨機(jī)滾筒; 旋轉(zhuǎn)鼓輪; 轉(zhuǎn)筒

rotating drum例句

  1. An instrument for recording variations in pressure, as of the blood, or in tension, as of a muscle, by means of a pen or stylus that marks a rotating drum.
    壓力記錄器，記波器一種記錄壓力(如血壓)或張力(如肌肉張力)變化的儀器，它通過一支筆或記錄針的方式描出旋轉(zhuǎn)的軌跡
0
糾錯(cuò)