significance test of change
常见例句
- In addition, a significance test for the change of the etching rating after magnetic treatment was performed.
竝在此基礎上，對試樣在磁処理前後的腐蝕速率差異值進行了統計意義上的顯著性檢騐。 - The velocity and sound pressure value of ultrasonic beam in the material will change with temperature. It was of important significance to know the temperature effect on ultrasonic test parameters.
隨著溫度的變化，材料中超聲波的聲速、聲壓值會發生變化，掌握溫度對超聲波蓡數的影響，對高溫狀態下超聲波檢測具有重要意義。 返回 significance test of change