The boats have no motors or sails and are powered only by rowing.
"We're powered only by the sun and your own body.
The race will feature cars that are powered only by electric energy.
The electrolyzer system is powered only by the CPVT collectors, only a small amount of the solar electrical energy is available to the user.
The Pisces V submarine weighs 13 tons and is powered only by a pair of side-mounted thrusters that don't make it the most agile vehicle in the world.
This competitive release, whereby the resistant clone is able to expand into 'niche space' emptied by chemotherapy has the potential to greatly magnify the survival benefits of resistance – and indeed, it can shorten the therapeutically useful lifespan of a drug many-fold below that expected if resistance evolution were powered only by the survival advantage (Hastings and D'Alessandro 2000).
The primary design objectives of the prototype were that: (i) it uses the native functionality of the device as much as possible, (ii) limits additional hardware to low-cost peripherals that are easily installable, (iii) is powered only by the device itself, (iv) is simple to use, and (v) visualizes the veins in real time as clearly as the commercial devices.
Microsoft's problem is that it is heralding a fully digital, downloadable experience, but offering a game system that is powered only partly by the Web.
Yet all of this promising activity is precarious, powered only by optimism and determination.
The novels King has published since 1999, when he was struck and nearly killed by a distracted motorist while walking along a Maine road, have been rattletrap affairs powered only by the redoubtable dynamo of his storytelling.
