standard white plate of diffuse reflectance

例句：

1. 1. The standard for measuring the height ofa person is 5 feet 8inches.
   测量一个人身高的标准是5英尺8英寸。
2. 2. The company's standard operatingprocedures are well-established.
   公司的标准化操作程序已经建立得很好。
3. 3. Thestandard deviation measures the amountof variation in a set ofdata.
   标准差衡量一组数据中的变异量。