By mid-February the temperatures rise ; springtime weather continues until mid-April, when the summer heat sets in.

By mid-April 1979, five guerrilla fronts opened under the joint command of the FSLN, including an internal front in the capital city Managua.

By mid-April, it had approached $ 2. 00.

By mid-April, more than one million copies of " Blue Suede Shoes " had been sold.

By mid-April, " Dixie Fried ", " Put Your Cat Clothes On ", " Right String, Wrong Yo-Yo ", " You Can't Make Love to Somebody ", " Everybody's Trying to Be My Baby ", and " That Don't Move Me " had been recorded.

By mid-April 2004, Beloki had yet to begin serious competition for the season.

By mid-April 1877, Charles Cros had realized that a phonautograph recording could be converted back into sound by photoengraving the tracing into a metal surface to create a playable groove, then using a stylus and diaphragm similar to those of the phonautograph to reverse the recording process and recreate the sound.

By the time the DCZC met to consider approval in mid-April 1962, the cost of the project had been scaled back to just $ 50 million.

By mid-April, the combined airlift of all nations operations managed to make 1, 398 flights in 24 hours, carrying 12, 940 tons ( 13, 160 t ) of goods, coal and machinery, beating their record of 8, 246 ( 8, 385 t ) set only days earlier.

By mid-April, the small British force at Kohima was relieved, and from 18 April to 13 May, British and Indian reinforcements counter-attacked to drive the Japanese from the positions they had captured.

By mid-April, contingency plans were in place and preparations were underway for a possible helicopter evacuation.

By mid-April 2010, all of the girders were set in place, and for the first time construction crews could walk across the structure from Arizona to Nevada.

By mid-April of that year, the " Brooklyn Chasseurs " were ready to leave New York for Washington D. C.

By the early 1920s, unit operations became an important aspect of chemical engineering at MIT and other US universities, as well as at Imperial College London.

By the 1940s, it became clear that unit operations alone was insufficient in developing chemical reactors.

By moving the unit vectors so their tails coincide, as seen in the circle at the left of the image above, it is seen that u < sub > ρ </ sub > and u < sub > θ </ sub > form a right-angled pair with tips on the unit circle that trace back and forth on the perimeter of this circle with the same angle θ ( t ) as r ( t ).

* By adding bits to each encoded unit, the redundancy allows both to detect errors in coded data and to correct them based on mathematical algorithms.

* By adding bits to each encoded unit, the redundancy allows both to detect errors in coded data and to correct them based on mathematical algorithms.

By mass-energy equivalence, the electron volt is also a unit of mass.

By working sloppily, the unskilled workers may drag down the average skill of labor, thus increasing the average labor time necessary for the production of each unit commodity.

By using discrete unit-volume droplets, a microfluidic function can be reduced to a set of repeated basic operations, i. e., moving one unit of fluid over one unit of

By stimulating a nerve-muscle motor unit with short sequences of rapid, regular electrical impulses, before and after exercising the motor unit, the fatiguability of the muscle can be measured.

By 2006-7, the Moldovan Ground Forces had been reduced to a strength of 5, 710, including three motor rifle brigades, one artillery brigade, and independent SF and engineer battalions, plus an independent guard unit.

By extension the term parish refers not only to the territorial unit but to the people of its community or congregation as well as to church property within it.

By most accounts, Coca-Cola was India's leading soft drink until 1977 when it left India after a new government ordered The Coca-Cola Company to turn over its secret formula for Coke and dilute its stake in its Indian unit as required by the Foreign Exchange Regulation Act ( FERA ).

By comparison to Grierson and his unit, Flaherty's habitual working methods involved shooting relatively large amounts of film in relation to the planned length of the eventual finished movie, and the ensuing cost overruns obliged Grierson to take Flaherty off the project, which was edited by other hands into three shorter films.

By the mid twentieth century the Crossbow Corps had become largely defunct, save for parading on state holidays ; but in 1956 the practice of training its members in crossbow shooting was revived, and a ' Crossbow Federation ' was formed to encourage competition in this art, so that the unit ( although still entirely ceremonial in nature ) now again has a very active existence.

By the 1730s, the teaspoon as a unit of culinary measure had increased to of a tablespoon, but the apothecary unit of measure remained the same.

By contrast, macromolecular crystallography often involves tens of thousands of atoms in the unit cell.

By about 95 AD this was replaced by a larger wooden fort built by the 9th Cohort of Batavians, a mixed infantry-cavalry unit of about 1000 men.

By the end of 1970 there were more than 200 Sheridans in Vietnam, and they stayed in the field until the last US Armored Cavalry unit, the 1st Squadron, 1st Armored Cavalry prepared for re-deployment back to the United States on 10 April 1972.

By late 1948 part of the Egyptian forces from Bethlehem to Hebron had been cut off from their lines of supply and Glubb Pasha sent 350 Arab Legionnaires and an armoured car unit to Hebron to reinforce them there.

By comparison, the decibel ( dB ) is a dimensionless unit, used for quantifying the ratio between two values, such as signal-to-noise ratio.

By unit sales, it is the thirteenth-largest car manufacturer and second-largest truck manufacturer in the world.

By failing to do as he was told instantly -- to take out a permit or return the gun to his car -- he had played into Lord's hands.

By now Curt was seeing clearly again.

By her eighteenth birthday her bent for writing was so evident that Papa and Mamma gave her a Life Of Dickens as a spur to her aspiration.

By now she was sure she was going to have a baby, deciding it would be born in India or Burma that November.

By this time she had learned that it was futile to argue with her young husband, yet the uncomfortable fact remained: the American Congregationalists were sending them as missionaries to the Far East and paying their salaries.

By now he was undergoing a fresh torrent of abuse from Tory papers and pamphlets, and action was being taken to effect his punishment by expulsion from Parliament.

By this time word had got around that an American doctor was on the premises.

By our policy the West was -- is -- split.

By the time he was under the covers he had forgotten about seeing Kate.

By the time he was prosperous enough -- his goals were high -- he was bald and afraid of women.

By late afternoon the train inched into the marshaling yards in the railhead at Lublin, which was filled with lines of cars poised to pour the tools of war to the Russian front.

By odd coincidence, on the evening of her return Shelley chose to read Parisina, which was the latest of the titled poet's successes.

By the time the film was released we were three million dollars over-spent, war was imminent and the public apparently had forgotten all about Mother Cabrini.

By this method it was determined that the normal pressure exerted by a sample of polybutene ( molecular weight reported to be 770 ) was over half an atmosphere.

By comparing reaction cells sealed from the same manifold temperature dependency corresponding to activation energies ranging from 11 to 18 Af was observed while dependence on the first power of the light intensity seemed to be indicated in most cases.

By Nov. 8, 1958, weakness, specifically involving the pelvic and thigh musculature, was pronounced, and a common complaint was `` difficulty in stepping up on to curbs ''.

Serum potassium at this time was 3.8 mEq. per liter, and the hemoglobin was 13.9 gm. By Dec. 1, 1958, the weakness in the pelvic and quadriceps muscle groups was appreciably worse, and it became difficult for the patient to rise unaided from a sitting or reclining position.