chemical metering的用法和樣例：
例句
- The recent progress and the role in chemical metrology of isotope dillution inductively coupled plasma mass spectrometry were discussed.
論述了同位素稀釋電感耦合等離子體質譜研究的發展狀況以及在化學計量研究領域的重要地位。 - The whole design thought of the verification management system for chemical meterage was proposed.
提出化學計量檢定管理系統軟體的總體設計思路。
