utility hole 中文意思是什麼
utility hole
解釋
公用事業穿墻洞-
Utility vibration cutting ultrasonic vibration mini - deep hole drilling
超聲振動鉆削小深孔工藝及裝備 -
This paper classifies and analyses the cause of abnormal sound of automobile shock absorber. it gives two kinds of new utility engineering concepts called resonance transmission chain and multi - hole throttle law of shock absorber. it also exponnds some technology methods reducing and eliminaling abnormal sound of shock absorber
該文對汽車筒式減振器異響的成因進行了系統的分類和分析.提出了減振器共振傳遞鏈和減振器多孔截流律等工程實用概念.文中還指出了抑制和消除各類減振器異響的技術途徑,並對減振器異響研究的前景進行了展望 -
Abstract : this paper classifies and analyses the cause of abnormal sound of automobile shock absorber. it gives two kinds of new utility engineering concepts called resonance transmission chain and multi - hole throttle law of shock absorber. it also exponnds some technology methods reducing and eliminaling abnormal sound of shock absorber
文摘:該文對汽車筒式減振器異響的成因進行了系統的分類和分析.提出了減振器共振傳遞鏈和減振器多孔截流律等工程實用概念.文中還指出了抑制和消除各類減振器異響的技術途徑,並對減振器異響研究的前景進行了展望
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