In cases of substrates which form six- or seven-membered chelate rings, the reactions proceeded with excellent efficiency (2 and 36, 89% and 88% yields, respectively).
After meanwhile 12,000 hours on stream the catalytic system is still operating with excellent performance.
Beneath a veneer of classlessness, the American class reproduction machine operates with ruthless efficiency.
Additional immense savings can be added with the use of electricity generation technology that operates with nearly 90% efficiency.
Each firm thrives on violence and operates with mafia-like efficiency, often controlling domestic clubs' finances and taking cuts from transfer fees, player wages and ticket rackets.
Both designs make the CIFB system operate with high efficiency.
They vary enormously in quality, price and atmosphere, but the high-end ones operate with the efficiency of a well-oiled production line.
Electricity power plants operate with only 35% efficiency, while internal combustion engines operate with 20%to35%5% efficiency.
Sustainability businesses are providing tremendous value to consumers and enjoying substantial successes, while operating with energy efficiency and environmental concern.
No government can operate with perfect efficiency, and it's ridiculous to insist that such a large institution run with no wasted dollars.
While in 2009, there was a decrease in the number of HPs operating with high efficiency: 29% were operating with high efficiency, 29% with moderate efficiency, 21% with poor, and 21% with very poor efficiency.
