| 单词 |
respirometer |
| 释义 |
respirometer|rɛspɪˈrɒmɪtə(r)|
[f. L. respīrāre to blow, breathe out + -ometer.]
1. Med. A device which measures the quantity of air expired, so that the condition of the lungs may be studied; = spirometer.
1889Cent. Dict. 5111/1 Respirometer, an instrument which is used to determine the condition of the respiration. 1907Arch. Otology XXXVI. 401 A person afflicted with pulmonary tuberculosis..so weakened by his disease that he can raise the water only six inches in the ‘Respirometer’. 1964Bates & Christie Respiratory Function in Disease ii. 6 For bedside use, the Wright Respirometer, a pocket-sized instrument, is preferable.
2. Physiol. A device which measures the rate of consumption of oxygen by a living or organic system.
1915Jrnl. Physiol. XLIX. p. xxiv, (heading) A quantitative respirometer. 1923Jrnl. Agric. Res. XXIII. 101 (heading) A new and efficient respirometer for seeds and other small objects. 1948Jrnl. Exper. Med. LXXXVII. 177 (caption) Details of respirometer chamber to hold twenty eggs. 1969Sci. Jrnl. Nov. 19/2 A simple fully automatic respirometer which measures organic pollution in sewage has been developed.
Hence respiˈrometry, the measurement of rates of oxygen consumption; ˌrespiroˈmetric a., by means of or pertaining to the respirometer.
1932Jrnl. Gen. Physiol. XVI. 5 (heading) Studies in respirometry. 1960Antibiotics Ann. VII. 563 (heading) Respirometric assay of nystatin in animal tissue. 1972Ann. Rep. Freshwater Biol. Assoc. XL. 41 Dr Jones has continued to use respirometric techniques..to study the factors that cause inhibition of bacterial and other biological activity. 1977A. G. Callely et al. Treatm. Industr. Effluents xvii. 278 Biological test methods applied to this type of waste include respirometry, aeration flask tests, and continuous treatment tests. |
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