However, the term has usually been limited to those used for smelting iron ore to produce pig iron, an intermediate material used in the production of commercial iron and steel, and the shaft furnaces used in combination with sinter plants in base metals smelting.
Since then, the terms tactics and strategy have usually marched together, but over time each has acquired both a prescriptive and a descriptive meaning.
For example, one study indicates that those entrepreneurs who take a second loan have usually gained in terms of profits, household income, and diversification, but those who drop out after one loan have usually suffered (Copestake et al. 2001).
Bearing in mind that chemically synthetized compounds may be toxic and have usually unpredictable long-term effect on the mammalian host cell, natural compounds exhibiting anti-microbial activity are considered as a more preferred alternative [15, 16].
Assessments of policy issues have usually a short-term horizon and require realistic and validated modelling of farm responses, while assessments of technological innovations are explorative and often based on postulated optimal farm responses (Flichman and Jacquet 2003).
Previous animal studies have usually focused on short-term changes.
Fitting an observed initial term structure has usually been carried out using tree-based methods which can be viewed as explicit finite differences.
Assuming a batch and corresponding toxicological data is provided, term C has usually a noticable impact on the total score, too.
This usage seems inconsistent with the way the term constraint has usually been used.
Marked by the desire to present Christianity in intellectually satisfying terms, this literature has usually been connected with the catechetical school, which, according to tradition, flourished at Alexandria from the end of the 2nd through the 4th century.
