乌克兰语 ⇄ 俄语 法语 英语 +

непрова́р m
技术	cold shut; faulty; fusion; lack of fusion (дефект зварювання); poor penetration; batch stone (дефект скла)
焊接	lack of penetration; faulty fusion; incomplete fusion; lack of fusion; incomplete penetration; spill
纸浆和造纸工业	undercooked pulp

непровар : 1 短语, 1 学科

冶金

1