您要查找的是不是:
- 真空封接vacuum seal(tight)
- 封to confer
- 真空封蜡picein wax
- 真空封帽vacuum end cap
- 真空vacuum
- 真空封瓶vacuum capping
- 封神apotheosize
- 抚养子女选用何种方式是极其重要的。The way we choose to bring up children is vitally important.
- 真空包装vacuum packing
- 封印seal
- 抽真空vacuumize
- 油封felt washer
- 真空度vacuity
- 封盖close over
- 封信seal up an envelop
- 真空的vacuum
- 封头end enclosure
- 真空吸尘器vacuum cleaner
- 塑封plastic package
- 封箱joint sealing