expanding agent

常用短語

Expanding agent P膨化劑P

vermiculate expanding agent蠕化劑

expanding-agentFCC輕汽油醚化

uea expanding agentuea膨脹劑

u expanding agentu型膨脹劑

pore-expanding agent擴孔劑

pore expanding agent擴孔劑

micro-expanding agent微膨脹劑