 | Geological Survey of New South Wales - 1916 - 1292 стор.
...75-150 Ib. Constancy of Volume. — Pats of neat cement, 3 inches in diameter, J inch thick at centre, tapering to a thin edge, shall be kept in moist air for a period of 24 hours. (a) A pat is then kept in air at normal temperature. (6) Another is kept in water maintained as near... | |
 | 1905 - 612 стор.
...retrogression in strength within the periods specified. Pats of neat cement about 3 in. diameter, 1/2 in- thick at the center, and tapering to a thin edge,...shall be kept in moist air for a period of 24 hours ; (a) a pat is then kept in air at normal temperature and observed at intervals for at least 28 days;... | |
 | Frederick Winslow Taylor, Sanford Eleazer Thompson - 1905 - 664 стор.
...Soundness or Constancy of Volume.* Pats of neat cement about three inches in diameter, one-half inch thick at the center, and tapering to a thin edge, shall be kept in moist air for a period of twenty-four hours. (a) A pat is then kept in air at normal temperature, and observed at intervals for... | |
 | Gaetano Lanza - 1905 - 980 стор.
...200-300 " 23. Constancy oj Volume. — Pats of neat cement about three inches in diameter, one-half inch thick at the center, and tapering to a thin edge, shall be kept in moist air for a period of twenty-four hours. (a) A pat is then kept in air in normal temperature and observed at intervals for... | |
 | Edwin Clarence Eckel - 1905 - 802 стор.
...300 " 23. Constancy of volume. — Pats of neat cement about three inches in diameter, one half inch thick at the center, and tapering to a thin edge, shall be kept in moist air for a period of twenty-four hours. (a) A pat is then kept in air at normal temperature and observed at intervals for... | |
 | William Albert Noyes - 1905 - 810 стор.
...in water) 200—300 CONSTANCY OF VOLUME. (23) Pats of neat cement about 3 inches in diameter, ^ inch thick at the center, and tapering to a thin edge, shall be kept in moist air for a period of twenty-four hours. (a) A pat is then kept in air at a normal, temperature, and observed at intervals... | |
 | 1905 - 708 стор.
...strength within the periods specified. Pats of neat cement about 3 in. diameter, % in. thick at center, tapering to a thin edge, shall be kept in moist air for a period of 24 hours; (a) a pat is then kept in air at normal temperature; (6) another is kept in water maintained as near... | |
 | Charles Carroll Brown - 1905 - 440 стор.
...Constancy of Volume. — Pats of cement about three inches in diameter, one-half inch thick at the centre, and tapering to a thin edge, shall be kept in moist air for a period of twenty-four hours. (a) A pat is then kept in air at normal temperature and observed at intervals for... | |
 | W. Purves Taylor - 1905 - 348 стор.
...Volume. 23. — Pats of neat cement about three inches in diameter, one-half inch thick at the centre, and tapering to a thin edge, shall be kept in moist air for a period of twenty-four hours. (a) A pat is then kept in air at normal temperature and observed at intervals for... | |
 | Gilbert Richard Redgrave - 1905 - 430 стор.
...Constancy of Volume. — Pats of neat cement about 3 inches in diameter, .' inch thick at the centre, and tapering to a thin edge, shall be kept in moist air for a period of twenty-four hours. (a) A pat is then kept in air at normal temperature and observed at intervals for... | |
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Pats of neat cement about three inches in diameter, one-half inch thick at the center, and tapering to a thin edge, shall be kept in moist air for a period of twenty-four hours. 
