您要查找的是不是：
- 聚氨酯PEGpolyurethane
- 聚氨酯polyurethane
- 聚氨酯泡沫urethane foam
- PEGPEG (polyethylene glycol)
- 聚氨酯樹(shù)脂urethane resin
- PEG化PEGylation
- M[PEGMPEG
- 聚氨酯泡沫塑料urethane foam
- PEG柱PEG column
- PEG-3PEG-3
- 蓖麻油型聚氨酯castor oil type polyurethane
- 類(lèi)PEGPEG-like
- 聚氨酯膩子polyurethane putty
- 聚氨酯膠乳polyurethane rubber latex
- PEG脅迫PEG stress
- PEG-400PEG-400
- 聚氨酯橡膠polyurethane rubber
- PBT/PEGPBT/PEG
- 丙烯酸聚氨酯漆acrylic polyurethane coating
- PEG滲調PEG osmopriming
