大气折射相关密度
atmospheric refraction correlation
高密度电浆化学气相沉积
high-density plasma chemical-vapor-deposition
大气密度和温度
atmospheric density and temperature
大气密度随高度分布
Distribution of the atmosphere density with altitu
反相气相色谱
inverse gas chromatography
Inverse gas chromatograpy
inverse gas chromatography IGC
gas chromatography
arbitrary section tube
反相气相色谱法
inverse gas chromatography
bacteria inhibitory effect