| 单词 | ph scale |
| 释义 | > as lemmaspH scale pH scale n. ΚΠ 1916 Proc. National Acad. Sci. U.S.A. 2 690 The salt error could not be determined more accurately with these tubes since they read down only to 0.1 on the PH scale. 1973 F. G. Shinskey pH & pIon Control in Process & Waste Streams iii. 57 The pH scale is not bound to the limits of 0 to 14. 2001 Guardian 11 Jan. (Science section) 2/6 At the other end of the pH scale are the alkaliphiles. These are found in various types of salt lake and carbonate-laden soils. < as lemmas |
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