portable energy dispersive X-ray fluorescence spectrometer
portable energy dispersive X-ray fluorescence spec
portable spectrophotometer
Portable γ spectrometer
charged particle energy spectrometer
fluorescence energy spectrometer
scanning probe electron energy spectrometer
X-ray energy spectrometer
Budget of kinetic energy and total potential energy
center-of-mass energy (=COM energy)
dissipation of energy and transformation of energy
EE(Energy-to-Energy) gain
Energy and Energy Conservation in Ningxia
Energy Conservation and Energy Consumption Reduction
energy consumption for energy efficiency of building
energy equivalent gross strain energy