variation in pressure的用法和樣例：
例句
- Electricity compensates for barometric pressure as well as system pressure variations.
用電補償大氣壓和系統壓力的變化。 - The additional integrated bar graph display with a trailing pointer function shows the trend in current working pressure directly.
具有指針跟蹤功能的輔助內置條線圖顯示屏可以直接顯示出當前工作壓力的變化趨勢。
