Whether or not we needed the money or felt we had better uses for our time than topping off radiators at the mini-lube or repainting the foul lines on the city tennis courts, we teenagers labored straight through to Labor Day, emerging strengthened and toughened at summer's end.
The assessment of Zarif's deputy, Abbas Araqchi, was rather more downbeat, indicating that some trust had been lost at the last round when the Iranians thought they had been close to a deal but the western position, at France's prompting, toughened at the 11th hour.
The different fracture characteristics may be related to the sufficient carbon diffusion and interface toughening at a high rolling temperature.
When the MMT content was below 3 wt%, the PI/MMT nanocomposites were strengthened and toughened at the same time.
The transformation is reversible and the temperature variation of an order parameter based on the spontaneous strain is consistent with the transformation being ferroelastic, a critical feature for toughening at high temperatures.
When the MMT is well dispersed, a MMT/PI hybrid would possess desired properties such as strengthening and toughening at the same time, improved thermal stability, decreased thermal expansion coefficient, retaining of the solubility of the polyimide matrix and high optical transparency.
House Republicans called for cuts in hundreds of programs across the face of government Friday night in a $61 billion savings package toughened at the last minute at the demand of tea party-backed conservatives.
The first part of the down payment was to toughen enforcement at the Mexican border.
A quiet child fond of music, he was sent to toughen up at boarding school and detested it, later drifting through a series of educational establishments while neglecting to acquire a degree.
They speculated that the structure may be going through a forced evolution that has helped toughen it, at least in part.
The world was viewed through Triplex toughened glass at 35mph.
