The principle of determining parameters of children high calcium milk powder (CHCMP) by nearinfraredspectra method is studied.
从化学计量学角度研究了近红外光谱技术测定儿童高钙奶粉理化指标的原理。
2
The methods of determining high active end group content and molecular weight of polyisobutene have been established by nuclear magnetic resonance and nearinfraredspectra respectively.