| 单词 | oxygen-free |
| 释义 | > as lemmasoxygen-free oxygen-free adj. ΚΠ 1877 Philos. Trans. 1876 (Royal Soc.) 166 502 On adding some of Stokes's reagent the band of reduced, or oxygen-free, hæmoglobin appeared. 1933 Mining & Metallurgy 14 340/1 Oxygen-free high-conductivity copper..that is now being commercially offered for the first time represents a notable achievement in electro-metallurgy. 1991 New Scientist 31 Aug. 20/3 In this test, half of a sample of tumour cells are exposed to the drug while being incubated in air, and the other half are exposed in an oxygen-free atmosphere. < as lemmas |
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