It's just that, until now, it's been done with mechanical aids.

Remember, professional movers nearly always work in pairs, even if they use mechanical aids.

Many mechanical aids to calculation were developed to solve problems relating to network power systems.

And since it is so personal, it must be done personally, with no mechanical aids.

Natural family planning does not require the use of mechanical aids or drugs.

Still others can be minimized by mechanical aids and biofeedback.

Despite the mechanical aids available, the work was very tedious.

Medicines and mechanical aids may help men who are impotent because of treatment.

However, mechanical aids can do much to lessen the disability of impaired body structure.

At the same time, the number of people using mechanical aids but living independently, without personal assistance, increased by 5 percent.