This does not mean that it is impossible to detect weaknesses in his argument.

During the off-season, the state subjects some rides to X-rays and ultrasound tests to detect weaknesses that are not visible.

An ultrasonic inspection, which takes about four hours, uses high-frequency sound waves to detect internal weaknesses in the blades.

The organization possesses the means to detect weaknesses and to strengthen the implementation process proactively.

Neil Sheehan, a spokesman for the Nuclear Regulatory Commission, which is supervising the test, said that force-on-force exercises are mostly useful in detecting weaknesses in a plant's response to an attack.

However that may change if he detects weaknesses in the Germans.

He used an 8 mm movie camera from the dugout to film opposing pitchers and study their windups and pickoff moves to detect weaknesses he could exploit.

Analysts say that, so far this year, they can detect slight weaknesses in the paper, chemical and auto industries.

There shall be mandatory language tests at the age of four to detect linguistic weaknesses of children with immigrant backgrounds and train them in time for school.

The purpose of the exercises is to detect mistakes and weaknesses and correct them.