詞語：pitch-wheel
pitch-wheel的解釋
pitch-wheel['pitʃwi:l]n.嚙合齒輪
pitch-wheel的參考例句
1.This rapidly-oscillating wheel/rail contact force excites vibration of the wheel plate, which then radiates a high-pitch squeal. 這種輪軌接觸力的高速震盪加快了車輪輻板的振動，從而產生了高音的尖嘯噪聲。
2.Bear daddy Jimmy has bought a brand-new remote control vehicle race, the greenishness outer covering, pitch-black luminous wheel, power and prestige extremely! 熊爸爸吉米買了一輛嶄新的遙控賽車，淺綠色的外殼，烏黑光亮的輪子，威風極啦！
3.Roaring rail (or howling wheel) noise, which can exceed the smooth wheel/rail rolling noise by 10 to 20 decibels, is produced by short-pitch corrugations on the rail and/or wheels. 鋼軌表面的短波波浪磨耗會導致鋼軌或車輪產生轟鳴噪聲，轟鳴噪聲比平穩的滾動噪聲高10-20分貝。