您要查找的是不是：
- 船上装了压舱物。The ship was furnished with ballast.
- 压舱ballasting
- 舱cabin
- 石的lithic
- 运压舱物的驳船ballast lighters
- 锆石zircon
- 压克力acryl
- 舱单shipping bill
- 稳压器manostat
- 压板textile board
- 耐压pressure-proof
- 压紧compress
- 压痕impress
- 变压transformation
- 负压subpressure
- 稳压voltage regulation
- 压扁squeeze
- 压差psid
- 抗压resist compression
- 层压lamination
