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naaldafsluiter | |
agric. | needle valve regulator; nitrolator; pressure regulator |
met. | powder feed needle valve |
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needle valve regulator; nitrolator; pressure regulator | |||
powder feed needle valve | |||
needle valve |
naaldafsluiter : 4 phrases in 2 subjects |
Chemistry | 1 |
Mechanic engineering | 3 |