Equipment and technology upgrades do not______ solve the problem either.A．virtuallyB．rarel

To avoid scavenge fires _____ the engine timing and equipment maintenance should be correc

Without a（n) liberal supply of necessary equipment and materials, the mountain－climbers wo

What will Dr. Kim talk about？A．Biotechnology and cloningB．Development of medical equipment

Who spoke about technology upgrades？A．Jerry CarverB．Narelle DundeeC．Madeira JonesD．Jorgen

Equipment should be tested and maintained for proper operation on a regular（).A、baseB

If you can swim reasonably well and use good equipment, a whole new world of adventure and