Sentence examples for systems are needed from inspiring English sources

High-density transportation systems are needed to replace low-density systems.

Sophisticated artificial stabilization and control systems are needed to give the aircraft satisfactory flying characteristics.

Things like control systems are needed for all reactors, big or small.

But these days refrigeration systems are needed to keep the ice cold at hockey arenas.

In addition, many support systems are needed to operate and maintain the vehicles.

Sophisticated artificial intelligence systems are needed for such tasks.

For this reason, new energy consumption management systems are needed.

However, only few changes in manufacturing systems are needed.

Autonomous and high-accuracy navigation systems are needed for probers and rovers to accomplish missions.

Therefore, more research on evaluating the safety and efficacy of such systems are needed.

Payment is through the utility companies, so no complex new systems are needed for this.