共 50 条
- [32] TOTAL ELECTRONIC LIGHTING SYSTEM REDUCES OPERATING COSTS. EC and M: Electrical Construction and Maintenance, 1987, 86 (12): : 67 - 69
- [33] Acute pancreatitis: How to define risks and reduce costs. GASTROENTEROLOGY, 1999, 116 (04) : A1142 - A1142
- [34] ENERGY MANAGEMENT SYSTEM APPROACH GEARED TO REDUCE COSTS. Specifying Engineer, 1979, 41 (05): : 145 - 147
- [37] LARGE CELLS AND IMPROVED AGITATION REDUCE FLOTATION COSTS. Engineering and Mining Journal, 1975, 176 (06):
- [39] NEW METHOD FOR ESTIMATING TRANSPORT AIRCRAFT DIRECT OPERATING COSTS. AGARD Conference Proceedings, 1980, (289): : 1 - 14
- [40] DIRECT MOUNT AIR VALVES SLASH INSTALLATION, OPERATING COSTS. Design News (Boston), 1986, 42 (04): : 144 - 146