Terms and Conditions. 1  The Free CT scan is not available to patients who do not require full arch implant treatment i.e. a full set of teeth supported by implants in the upper, lower or both jaws. 2  Only the initial scan is free, if you require further scans during your treatment our normal fees will apply. 3  The standard scan fee is Â£250.
overdrive - a high gear used at high speeds to maintain the driving speed with less output power. high gear, high - a forward gear with a gear ratio that gives the greatest vehicle velocity for a given engine speed.
When it is switched on, an automatic transmission can shift into overdrive mode after a certain speed is reached (usually 70+ km/h [40-45 mph or more] depending on the load). When it is off, the automatic transmission shifting is limited to the lower gears. Overdrive should usually be selected when the average speed is above 70 km/h (40-45 mph).