The station began broadcasting in 1962, after the necessary tests and adjustments had been conducted.

Nevertheless, the job has to be done and the necessary tests conducted, the sooner the better.

One factor in the cost of new drugs is the necessary tests for safety and effectiveness.

It took more than an hour to complete the connection and make all the necessary tests.

Now the Government contends it does not have the money to pay for the necessary tests.

After taking the necessary tests, she received the credential.

He has given me the details of how to run other necessary diagnostic tests.

"He insisted that we push ahead before the necessary tests could be done."

It is quite clear from the annexes that the radio equipment must also undergo the necessary tests.

But that may be a necessary test of any close relationship.