During the Reconstruction Era, when economic conditions made impractical the growing of cotton, lumbering and tobacco growing (which pioneers found profitable commercially), grain farming by crop rotation, dairying, reforestation, merchandising and manufacturing, and Coal mining especially, began to occupy the city.
Also, to participate in the veto system, sensors would need to provide a signal to the timing system which requires a custom interface that, although possible for custom-built sensors, would potentially make impractical the adoption of detectors developed elsewhere.
Here the origin and effects of extraction noise are discussed and it is shown that inverse filtering techniques may be used to reduce extraction noise without making impractical demands of the electrical test signal or the source loudspeaker.
She only teaches you how to make impractical foods, like Cheddar biscuits the size of nickels, which take two hours to prepare, or a vat of caramel.
Unfortunately, it took sixteen man hours to assemble the aircraft, which made the idea impractical since the longer a sub remains on the surface the more vulnerable she is to attack.
These additional needs made it impractical for the ADA to pursue adding the disabled to the Civil Rights Act.
The bulk of plants in the office part of the complex are 40 ficus trees lining a sixth-floor connecting walkway, though a lack of natural light on the ground floor also made plants impractical for the lobby, Mr. Krizmanic said.
The increased complexity of modern administration -- with the need for a vast bureaucracy of literate bureaucrats -- made Latin impractical and the use of vernacular German essential, suddenly sharpening the Magyar, Romanian, Czech and Italian subjects' sense of themselves as discriminated minorities with their own national identities.
In this analysis, a large dataset composed of over 300 sequences was used to ensure sufficient representative sequences for the total time span of 91 years, which made it impractical for the use of branch-site models in our calculations.
The casks require security guards, and at some sites the presence of the waste has made it impractical to reuse the land for any other purpose.
Judged by its performance, the Avrocar was an abject failure: it couldn't lift itself safely more than a few feet off the ground, and its bulbous design limiting high-speed performance accompanied by unbearable heat and screaming exhaust noise, made it impractical for the military.
