helical-spring balance
[物理] 螺旋状弹簧秤; 螺旋弹簧平衡
考试词汇表
- Factor,Political
- Factor,Stringent
- Factor,Sulfation
- Factors Lien Act
- Factors,Biologic
- Factors,Economic
- Factors,Enabling
- Factory settings
- Factory-building
- Factual Databank
- Factual Database
- Faculties,Dental
- Faculty,Pharmacy
- Faddeya, Ostrova
- Fadiman, Clifton
- Faecal Impaction
- Faecal bgacillus
- Faeroe Islanders
- Fager green cell
- Fagus engleriana