adjustable micrometer calliper
活动千分尺
热门单词
- abscisic acid
- absolutist
- accidental homosexuality
- acetoacet-ortho-anisidide
- acetyl oxide
- acid condenser
- acid pickling
- acid treatment of well
- acidophilia
- acidophilous milk
- acme
- actinobacillus
- active immunization
- active lime
- active region
- activity method of teaching
- actual rate of growth
- adapter sleeve
- additive scale
- adenoid facies
- adenomatous carcinoma
