abrasive for cutting and grinding wheels
切削工具和砂轮用研磨料
热门单词
- ablation moraine
- abnormal erosion
- absolute spectrophotometric gradient
- accelerator pedal pad
- account file
- accretion by black hole
- accumulation zone of fault terrace
- accurate position indicator
- acetone
- acetone oil
- achromatic phase plate
- achronychous
- acid ager
- acid soil plant
- acid water pollution
- acinar cell carcinoma
- acme harrow
- acoustooptical cell
- acquisition adjustment
- acrichine
- Acrizane
