mental element content的用法和樣例：
例句
- The change in strength of cryogenic austenitic steel with temperature and alloying element content was studied.
研究了低溫奧氏體鋼的強度隨溫度及合金元素含量的變化規律。 - The element content analysis of regional strata and gold ore confirms that the source bed of Yangshan gold deposit is Devonian Sanhekou formation.
通過對陽山地區區域地層成礦元素含量及陽山金礦各類礦石元素含量分析，確定泥盆系三河口組地層為陽山金礦床的礦源層。
