机译:Development of an aerosol mass spectrometer lens system for PM2.5
Aerodyne Res Inc, Ctr Aero Thermodynam, 45 Manning Rd, Billerica, MA 01821 USA;
Coolchip Technol, Somerville, MA USA;
Aerodyne Res Inc, Ctr Aerosol & Cloud Chem, Billerica, MA USAWorcester Polytech Inst, Dept Chem Engn, Worcester, MA 01609 USAMIT, Dept Chem Engn, Cambridge, MA 02139 USA;