chemical materials
短语词组
- Chemical and materials engineers 化学和材料工程师;化学与材料工程师
- Chemical Raw Materials 化工原料;化学原料药;化工原料类
- chemical engineering materials 化工材料
- PVC chemical construction materials PVC 化学建材
- Chemical consumptive materials 稳定性同位素
- Chemical Raw Materials Adequate 化工原料充足
- Main Chemical Raw Materials 主营化工原料
- chemical grouting materials 化学注浆材料
- Chemical and Materials Technology 化学和材料工程 返回 chemical materials