ring-and-ball apparatus 中文意思是什麼
ring-and-ball apparatus
解釋
環球儀-
Standard test methods for softening point of resins derived from naval stores by ring - and - ball apparatus
用環球儀測定從松脂製品中取得的樹脂的軟化點的標準試驗方法 -
Standard test method for softening point of hydrocarbon resins by automated ring and ball apparatus
用自動環球儀測定烴類樹脂軟化點的標準試驗方法 -
Standard test method for softening point of bitumen ring - and - ball apparatus
瀝青軟化點標準試驗方法
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