Ⅰ. INTRODUCTION Laser dual focus (L2F) velocimetry is a non-Doppler velocimetry which has been developed in recent years and shown to be superior to LDV in some situations. The comprehensive review has been presented...Ⅰ. INTRODUCTION Laser dual focus (L2F) velocimetry is a non-Doppler velocimetry which has been developed in recent years and shown to be superior to LDV in some situations. The comprehensive review has been presented by Smart et al. The measuring informations come from the scattering light pulses of particles which embed in the fluid展开更多
文摘Ⅰ. INTRODUCTION Laser dual focus (L2F) velocimetry is a non-Doppler velocimetry which has been developed in recent years and shown to be superior to LDV in some situations. The comprehensive review has been presented by Smart et al. The measuring informations come from the scattering light pulses of particles which embed in the fluid