管工

【化】 fitter; pipefitter; pipeman; tubing

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guan3 gong1

plumber, pipe-worker

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管工

guǎn gōng

plumber

管工工作 plumbing;

管工焊料 plumber's solder;

管工黑油 plumber's soil

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管工|管工 [guǎn gōng] ► plumber ► pipe-worker