additivity test的用法和樣例：
例句
- The test and assessment for the homogeneity of a certified reference material are introduced.
介紹標準物質的均勻性檢驗及其評價方法。 - In the U.S., health care workers, and other employees that are required to wear respirators must do a fit test before wearing the respirator for the first time.
在美國，醫療機構內的醫護人員及在工作場所中使用呼吸器的其他僱員，在第一次佩戴呼吸器時，都必須進行適合性檢驗。
