包頭液壓系統中是否有空氣可以通過以下方法來判斷:
觀察現象:看液壓缸動作是否不穩定、爬行等異常現象。
聽聲音:空氣混入液壓油中可能會產生異常聲音。
壓力測試:使用壓力表檢測系統壓力,如果壓力波動較大,可能會有空氣。
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