单词	红外线光谱术
释义	同红外线光谱术--红外线光谱法
随便看	the principal matter or thing the principal military commander the principal of a college the principal of a school the principal offender the principal officer the principal of the national college the principal overseer of the banqueting house the principal person the principal robber the principal seat the principal station the principal street of a city the principal teacher the principal thing the principal wife the principal wife and concubine the principle nature the principle of all existing things the principle of benevolence the principle of human nature the principle of mensuration or quantity the principle of nature the principle of order the principle of right