擺動式壓實器 的英文怎麼說

中文拼音 [bǎidòngshìshí]
擺動式壓實器 英文
swing-type ram
  • : Ⅰ動詞1 (安放; 排列) put; arrange; set in order 2 (顯示; 炫耀) display; show off; put on; assu...
  • : 名詞1 (樣式) type; style 2 (格式) pattern; form 3 (儀式; 典禮) ceremony; ritual 4 (自然科...
  • : 壓構詞成分。
  • : Ⅰ形容詞1 (內部完全填滿 沒有空隙) solid 2 (真實; 實在) true; real; honest Ⅱ名詞1 (實際; 事實...
  • : 名詞1. (器具) implement; utensil; ware 2. (器官) organ 3. (度量; 才能) capacity; talent 4. (姓氏) a surname
  • 擺動 : 1 (搖擺) swing; sway; oscillate; pendulate; waggle; wobble; vibrate; wiggle 2 [機械工程] jiggin...
  1. We did some analysis about the relativity between the vibration and the noise of the wheel. after the testing of the first line of guangzhou underground, we found that the existing wheel damper has nothing to do with the noise of wheel less than four thousands hz. compared of different contributions of the tread vibration and the web vibration on sound level of railway noise

    驗過程中,改進了對車輪的激振方,利用單激振提高了激振力的精度;驗分析了車輪阻尼的結構、安裝方及其力學參數對車輪阻尼降噪效果的影響;也分析了車輪振與噪聲的相關性;現場測試廣州地鐵一號線的噪聲特性,確定了車輪阻尼所要控制的頻率范圍;對比分析不同激振情況下,踏面徑向振與輻板軸向振對噪聲聲級的貢獻比例。
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