共 50 条
- [1] Biodiesel industry steps up quality enforcement efforts HYDROCARBON PROCESSING, 2007, 86 (02): : 34 - +
- [2] FDA steps up efforts to improve food safety LANCET INFECTIOUS DISEASES, 2010, 10 (03): : 151 - 151
- [4] ENERGY STANDARDS - FEA STEPS UP EFFORTS ASHRAE JOURNAL-AMERICAN SOCIETY OF HEATING REFRIGERATING AND AIR-CONDITIONING ENGINEERS, 1977, 19 (09): : 52 - 53