Early Chinese private-run radio is the mass media to "modern attempt, and is also Chinas urban culture into the" global "in miniature."
中国早期广播电台的民营，既是大众媒介走向“现代性”的尝试，也是中国都市文化融入“世界性”的缩影。
2
A homemade miniature aerosol mass spectrometer was reported, which can rapidly monitor gas composition and aerosol size distribution in vehicle exhaust.
我们研制了一台能够在线监测气溶胶粒径分布和气体组成成分的气溶胶在线质谱仪。
3
The principle and performance of a home-made miniature photoionization ion trap mass spectrometer was introduced.