单项选择题
A. bagged cargo B. packed cargo C. cased cargo D. deck cargo
The（）(折叠式舱盖) can fold slowly.A. rolling type hatch cove...
单项选择题The（）(折叠式舱盖) can fold slowly.
A. rolling type hatch cover B. side-rolling hatch cover C. folding type hatch cover D. automatic hatch cover
The（）(侧滚式舱盖) runs along the guide rail.A. rolling type ...
单项选择题The（）(侧滚式舱盖) runs along the guide rail.
The（）(滚动式舱盖) runs along the guide rail.A. rolling type ...
单项选择题The（）(滚动式舱盖) runs along the guide rail.
