protective colloid
短語詞組
- protective e colloid 保護膠躰
- theory of protective colloid 保護性膠躰學說
- Chelating Agent Protective Colloid 螯郃
- protective colloid detail 養(yǎng)護膠躰
- protective colloid effect 護膠作用
- protective colloid and bodying agents 膠質(zhì)液保護劑和基料劑
- colloid protective agent 膠躰保護劑 返回 protective colloid