downward trend造句怎么写

Samples of gas conditions in the mine are being taken every half hour and rescuers say they need a sustained downward trend before specialist rescue teams could enter.

In addition to downward trends in approximated memory after a garbage collection cycle, we look at situations where the average free memory after garbage collection is below certain thresholds.

A subsequent study found, to widespread concern, that this number is on a downward trend.

Share prices continued their downward trend.

On the basis of recent election results, Mr Hamzawy puts this at about 20% of the electorate, with some evidence from polls in Jordan and Morocco of a downward trend.