active length
工作长度
热门单词
- Aberdeen Angus
- abraison terrace
- abrasive wear
- abrupt change of voltage
- absolute determination
- abutment crane
- acceleration capacity
- access-control scheme
- accommodation berth
- accounting logging
- acephalous larva
- acerin
- acid material
- acid proof alloy
- aciform
- acinous carcinoma
- acmite
- acne neonatorum
- acoustic clarifier
- acoustic domain
- acoustical stiffness
