The influence of kraft pulp consistency on the reflecting spectrum was studied in detail. 就硫酸盐纸浆浓度对纸浆反射光谱的影响进行了研究。
The principles and methods were introduced for measuring soil organic matter content with the aid of spectrum data diffusely reflected by the soil. 摘要阐述了利用有机质的反射光谱特性对土壤有机质含量进行测定的原理及方法。
