| 单词 | catalytic cracker |
| 释义 | > as lemmascatalytic cracker catalytic cracker n. the device in which catalytic cracking is carried out; cf. crack v. 23. ΘΚΠ the world > matter > chemistry > organic chemistry > chemical processes or reactions > [noun] > petroleum processes > catalytic cracking > device for cat cracker1943 catalytic cracker1951 1951 Economist 11 Aug. 358 The modern catalytic cracker..may use as many as 350 instruments measuring and controlling such variables as flow, pressure and temperature. < as lemmas |
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