共 50 条
- [2] Real increase in R&D spending expected for 1998, forecast predicts ADVANCED MATERIALS & PROCESSES, 1998, 153 (03): : 56 - 56
- [6] Top 100 companies spent over $100 billion on R&D in 1998 says technical insights' "inside R&D®" annual survey INDUSTRIAL CERAMICS, 1999, 19 (03): : 210 - 210