F. as practicable, and observed at intervals for at least 28 days. (c) A third pat is exposed in any convenient way in an atmosphere of steam, above boiling water, in a loosely closed vessel for five hours. 23. These pats, to satisfactorily pass the requirements,... Proceedings of the Annual Meeting - Sayfa 281American Society for Engineering Education, Society for the Promotion of Engineering Education (U.S.) tarafından - 1906Tam görünüm - Bu kitap hakkında
| Wilbur Jay Watson - 1908 - 92 sayfa
...then kept in air in normal temperature and observed at intervals for at least 28 days. (b) Another is kept in water, maintained as near 70° F. as practicable,...for at least 28 days. (c) A third pat is exposed in any convenient way in an atmosphere of steam, above boiling water, in a loosely closed vessel for five... | |
| 1908 - 216 sayfa
...temperature and observed at intervals. (b) Another put is kept in water maintained as near 70 degrees F. as practicable, and observed at intervals for at least 28 days. (c) A third pat is exposed in any convenient way in an atmosphere of steam, above boiling water, in a loosely closed vessel for five... | |
| W. Purves Taylor - 1908 - 348 sayfa
...observed at intervals for at least 28 days. (b) Another pat is kept in water maintained as near 70° Fahr. as practicable, and observed at intervals for at least 28 days. (c) A third pat is exposed in any convenient way in an atmosphere of steam, above boiling water, in a loosely closed vessel for five... | |
| W. Purves Taylor - 1908 - 344 sayfa
...observed at intervals for at least 28 days. (b) A pat is kept in water maintained as near 70° Fahr. as practicable, and observed at intervals for at least 28 days. (c) The ball is placed in water at normal temperature, which is gradually (in about half an hour) raised... | |
| Frederick Eugene Turneaure - 1909 - 538 sayfa
...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...for at least 28 days. (c) A third pat is exposed in any convenient way in an atmosphere of steam, above boiling water, in a loosely closed vessel, for... | |
| Eyvind Lee Heindenreich - 1909 - 398 sayfa
...inch thick at the center, tapering to a thin edge, kept in moist air for 24 hours. (a) A pat is then kept in air at normal temperature and observed at...for at least 28 days. (c) A third pat is exposed in any convenient way in an atmosphere of steam, above boiling water, in a loosely closed vessel for five... | |
| 1909 - 560 sayfa
...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...for at least 28 days. (c) A third pat is exposed in any convenient way in an atmosphere of steam, above boiling water, in a loosely closed vessel, for... | |
| Charles Evan Fowler - 1909 - 180 sayfa
...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...for at least 28 days. (c) A third pat is exposed in any convenient way in an atmosphere of steam, above boiling water, in a loosely closed vessel for five... | |
| Ira Osborn Baker - 1909 - 776 sayfa
...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...for at least 28 days. (c) A third pat is exposed in any convenient way in an atmosphere of steam, above boiling water, in a loosely closed vessel for five... | |
| Ira Osborn Baker - 1909 - 778 sayfa
...A pat is then kept in air at normal temperature and observed at intervals for at least 28 days. (6) Another pat is kept in water maintained as near 70°...for at least 28 days. (c) A third pat is exposed in any convenient way in an atmosphere of steam, above boiling water, in a loosely closed vessel for five... | |
| |