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单词
porcupine boiler
释义
porcupine boiler
[`pȯr·kyǝ´pīn ¦bȯil·ǝr]
MECHANICAL ENGINEERING
A boiler having dead end tubes projecting from a vertical shell.
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Passifloraceae
passiflorin
passing point
passing track
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passive AND gate
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更新时间:2025/4/30 12:57:23