The exact strength cannot be determined, because only a few notes for actual provisionings survived.

We've taken pains to keep our exact strength in the system a secret.

The exact strength of these units is unclear.

The exact strength that I can muster at this moment is recorded here.

Some vital information, however, we would never let them learn: our exact strength, equipment, and combat order.

It had been years since he had paid any attention to the exact strength of his body.

There is considerably uncertainty about the exact strength now of the Republican contenders.

The exact strength of the armies are unknown, but it is believed that there were about 12,000 Danish soldiers, and at least 8,000 Swedish.

If you have the time, don't commit yourself until you know the exact strength of your own forces.

This way the defenders did not know the exact strength of the declarer's hand.