The output of iron ore has greatly increased; in1870-1880it averaged annually little more than one-quarter of the amount in 1902.
A criterion already given shows the position of any set of loads which will produce the greatest bending moment at the centre of the bridge, or at one-quarter span.
M., about one-half is meadow and grazing land, one-quarter under tillage, and the remainder occupied by a little woodland, some unprofitable sandy wastes, the bed of the Weser and the towns.
Of all the cane grown, an amount between one-sixth and one-quarter - and that the best - must be reserved for seed every other year, and this is a great handicap to the state in competing with other cane regions and with the sugar beet.
On a rough estimate we may reckon that, of the space lying between the summits of the Alps and the low country on either side, one-quarter is available for cultivation, of which about one-half may be vineyards and corn-fields, while the remainder produces forage and grass.
Of the wines imported from France, about one-quarter was Champagne and Saumur, the remainder consisting almost entirely of still wines, such as claret and burgundy.
The emissivity was reduced to one-quarter by lagging the bar like a steam-pipe to a thickness of i in.
At the point 0 the intensity is one-quarter of that of the entire wave, and after this point is passed, that is, when we have entered the geometrical shadow, the intensity falls off gradually to zero, without fluctuations.
The anterior one-quarter or one-third of the body is capable of being retracted into the remainder, as the tip of a glove-finger may be pushed into the rest, and this retractile part is termed the introvert.
As a general rule the interval varies from one-quarter to one-half mile; on the express lines of the New York underground railway, the inter-station interval averages about r1 m.