Sentence examples for must be durable from inspiring English sources

For instance, it says the patient's decision must be "durable".

These features must be durable and easily maintained.

For Ni oxidElectrochromicow charge exchange devicestion during extended voltammetric cycling can be modeled in termsuch aspower law.

The resulting product must be durable with appropriate mechanical properties, biocompatible, and have the ability to grow.

For experiments in 'real world' conditions, optical fibers must be durable under various natural working conditions in ground water.

NATO officials have said that the cease-fire must be "durable" before sending in the full force of 3,500 troops.

A gem must also be durable, if the stone is to retain the polish applied to it and withstand the wear and tear of constant handling.

For Bodin, his contemporary, power was not sufficient in itself to create a sovereign; rule must comply with morality to be durable, and it must have continuity i.e., a means of establishing succession.

The components and products must be efficient, durable and light.

The goods you buy must be reasonably durable and of satisfactory quality and fit for their purpose.

The sign must be of durable construction, and the lettering must be legible and large enough to be read under normal conditions at a distance of at least 50 feet.