| 单词 | needle oiler |
| 释义 | > as lemmasneedle oiler needle oiler n. = needle lubricator n. ΚΠ 1962 G. A. T. Burdett Automatic Control Handbk. xii. 4 In the case of the needle oiler, the outlet is normally blocked by a needle, the end of which rests on the journal to be lubricated. < as lemmas |
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